Home / 123,037.01-169,778.93-69,331.58

Finding the Fourth Proportional to 123,037.01, 169,778.93 and 69,331.58

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Solution

The fourth proportional to 123,037.01, 169,778.93 and 69,331.58 is: 95,670.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,037.01 : 169,778.93 = 69,331.58 : x
  2. Step 2: Convert to fraction form
    123,037.01/169,778.93 = 69,331.58/x
  3. Step 3: Cross multiply
    123,037.01x = 169,778.93 × 69,331.58
  4. Step 4: Simplify right side
    123,037.01x = 11,771,041,467.61
  5. Step 5: Solve for x
    x = 11,771,041,467.61/123,037.01
  6. Step 6: Final answer
    x = 95,670.74

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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.