Home / 162,127.76-223,740.09-101,700.95

Finding the Fourth Proportional to 162,127.76, 223,740.09 and 101,700.95

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Solution

The fourth proportional to 162,127.76, 223,740.09 and 101,700.95 is: 140,349.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,127.76 : 223,740.09 = 101,700.95 : x
  2. Step 2: Convert to fraction form
    162,127.76/223,740.09 = 101,700.95/x
  3. Step 3: Cross multiply
    162,127.76x = 223,740.09 × 101,700.95
  4. Step 4: Simplify right side
    162,127.76x = 22,754,578,587.39
  5. Step 5: Solve for x
    x = 22,754,578,587.39/162,127.76
  6. Step 6: Final answer
    x = 140,349.68

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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.