Home / 162,320.92-224,001.77-90,701.11

Finding the Fourth Proportional to 162,320.92, 224,001.77 and 90,701.11

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Solution

The fourth proportional to 162,320.92, 224,001.77 and 90,701.11 is: 125,166.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,320.92 : 224,001.77 = 90,701.11 : x
  2. Step 2: Convert to fraction form
    162,320.92/224,001.77 = 90,701.11/x
  3. Step 3: Cross multiply
    162,320.92x = 224,001.77 × 90,701.11
  4. Step 4: Simplify right side
    162,320.92x = 20,317,208,847.71
  5. Step 5: Solve for x
    x = 20,317,208,847.71/162,320.92
  6. Step 6: Final answer
    x = 125,166.92

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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.