Home / 72,127.16-108,190.98-22,206.92

Finding the Fourth Proportional to 72,127.16, 108,190.98 and 22,206.92

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Solution

The fourth proportional to 72,127.16, 108,190.98 and 22,206.92 is: 33,310.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,127.16 : 108,190.98 = 22,206.92 : x
  2. Step 2: Convert to fraction form
    72,127.16/108,190.98 = 22,206.92/x
  3. Step 3: Cross multiply
    72,127.16x = 108,190.98 × 22,206.92
  4. Step 4: Simplify right side
    72,127.16x = 2,402,588,437.58
  5. Step 5: Solve for x
    x = 2,402,588,437.58/72,127.16
  6. Step 6: Final answer
    x = 33,310.45

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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.