Home / 157,599.34-217,486.05-89,616.31

Finding the Fourth Proportional to 157,599.34, 217,486.05 and 89,616.31

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Solution

The fourth proportional to 157,599.34, 217,486.05 and 89,616.31 is: 123,669.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,599.34 : 217,486.05 = 89,616.31 : x
  2. Step 2: Convert to fraction form
    157,599.34/217,486.05 = 89,616.31/x
  3. Step 3: Cross multiply
    157,599.34x = 217,486.05 × 89,616.31
  4. Step 4: Simplify right side
    157,599.34x = 19,490,296,829.39
  5. Step 5: Solve for x
    x = 19,490,296,829.39/157,599.34
  6. Step 6: Final answer
    x = 123,669.92

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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.