Home / 149,929.55-224,755.93-74,984.48

Finding the Fourth Proportional to 149,929.55, 224,755.93 and 74,984.48

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Solution

The fourth proportional to 149,929.55, 224,755.93 and 74,984.48 is: 112,407.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,929.55 : 224,755.93 = 74,984.48 : x
  2. Step 2: Convert to fraction form
    149,929.55/224,755.93 = 74,984.48/x
  3. Step 3: Cross multiply
    149,929.55x = 224,755.93 × 74,984.48
  4. Step 4: Simplify right side
    149,929.55x = 16,853,206,537.97
  5. Step 5: Solve for x
    x = 16,853,206,537.97/149,929.55
  6. Step 6: Final answer
    x = 112,407.50

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1.5x scale

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.