Home / 207,487.22-286,337.24-115,612.71

Finding the Fourth Proportional to 207,487.22, 286,337.24 and 115,612.71

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Solution

The fourth proportional to 207,487.22, 286,337.24 and 115,612.71 is: 159,548.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,487.22 : 286,337.24 = 115,612.71 : x
  2. Step 2: Convert to fraction form
    207,487.22/286,337.24 = 115,612.71/x
  3. Step 3: Cross multiply
    207,487.22x = 286,337.24 × 115,612.71
  4. Step 4: Simplify right side
    207,487.22x = 33,104,224,290.32
  5. Step 5: Solve for x
    x = 33,104,224,290.32/207,487.22
  6. Step 6: Final answer
    x = 159,548.26

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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.