Home / 74,526.59-111,658.66-70,086.98

Finding the Fourth Proportional to 74,526.59, 111,658.66 and 70,086.98

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Solution

The fourth proportional to 74,526.59, 111,658.66 and 70,086.98 is: 105,007.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,526.59 : 111,658.66 = 70,086.98 : x
  2. Step 2: Convert to fraction form
    74,526.59/111,658.66 = 70,086.98/x
  3. Step 3: Cross multiply
    74,526.59x = 111,658.66 × 70,086.98
  4. Step 4: Simplify right side
    74,526.59x = 7,825,818,270.25
  5. Step 5: Solve for x
    x = 7,825,818,270.25/74,526.59
  6. Step 6: Final answer
    x = 105,007.06

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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.