Home / 162,331.84-224,003.36-90,701.92

Finding the Fourth Proportional to 162,331.84, 224,003.36 and 90,701.92

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Solution

The fourth proportional to 162,331.84, 224,003.36 and 90,701.92 is: 125,160.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,331.84 : 224,003.36 = 90,701.92 : x
  2. Step 2: Convert to fraction form
    162,331.84/224,003.36 = 90,701.92/x
  3. Step 3: Cross multiply
    162,331.84x = 224,003.36 × 90,701.92
  4. Step 4: Simplify right side
    162,331.84x = 20,317,534,838.45
  5. Step 5: Solve for x
    x = 20,317,534,838.45/162,331.84
  6. Step 6: Final answer
    x = 125,160.50

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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.