Home / 162,557.10-224,337.26-90,938.32

Finding the Fourth Proportional to 162,557.10, 224,337.26 and 90,938.32

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Solution

The fourth proportional to 162,557.10, 224,337.26 and 90,938.32 is: 125,499.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,557.10 : 224,337.26 = 90,938.32 : x
  2. Step 2: Convert to fraction form
    162,557.10/224,337.26 = 90,938.32/x
  3. Step 3: Cross multiply
    162,557.10x = 224,337.26 × 90,938.32
  4. Step 4: Simplify right side
    162,557.10x = 20,400,853,537.80
  5. Step 5: Solve for x
    x = 20,400,853,537.80/162,557.10
  6. Step 6: Final answer
    x = 125,499.62

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1.5x scale

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.