Home / 76,841,369.25-106,041,930.90-42,034,060.03

Finding the Fourth Proportional to 76,841,369.25, 106,041,930.90 and 42,034,060.03

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Solution

The fourth proportional to 76,841,369.25, 106,041,930.90 and 42,034,060.03 is: 58,007,463.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,841,369.25 : 106,041,930.90 = 42,034,060.03 : x
  2. Step 2: Convert to fraction form
    76,841,369.25/106,041,930.90 = 42,034,060.03/x
  3. Step 3: Cross multiply
    76,841,369.25x = 106,041,930.90 × 42,034,060.03
  4. Step 4: Simplify right side
    76,841,369.25x = 4,457,372,889,147,712.50
  5. Step 5: Solve for x
    x = 4,457,372,889,147,712.50/76,841,369.25
  6. Step 6: Final answer
    x = 58,007,463.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.