Home / 97,374.12-146,060.10-52,990.80

Finding the Fourth Proportional to 97,374.12, 146,060.10 and 52,990.80

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Solution

The fourth proportional to 97,374.12, 146,060.10 and 52,990.80 is: 79,485.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,374.12 : 146,060.10 = 52,990.80 : x
  2. Step 2: Convert to fraction form
    97,374.12/146,060.10 = 52,990.80/x
  3. Step 3: Cross multiply
    97,374.12x = 146,060.10 × 52,990.80
  4. Step 4: Simplify right side
    97,374.12x = 7,739,841,547.08
  5. Step 5: Solve for x
    x = 7,739,841,547.08/97,374.12
  6. Step 6: Final answer
    x = 79,485.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.