Home / 157,593.34-236,433.75-87,521.86

Finding the Fourth Proportional to 157,593.34, 236,433.75 and 87,521.86

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Solution

The fourth proportional to 157,593.34, 236,433.75 and 87,521.86 is: 131,307.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,593.34 : 236,433.75 = 87,521.86 : x
  2. Step 2: Convert to fraction form
    157,593.34/236,433.75 = 87,521.86/x
  3. Step 3: Cross multiply
    157,593.34x = 236,433.75 × 87,521.86
  4. Step 4: Simplify right side
    157,593.34x = 20,693,121,566.78
  5. Step 5: Solve for x
    x = 20,693,121,566.78/157,593.34
  6. Step 6: Final answer
    x = 131,307.08

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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.