Home / 91,256.86-136,885.29-59,693.46

Finding the Fourth Proportional to 91,256.86, 136,885.29 and 59,693.46

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Solution

The fourth proportional to 91,256.86, 136,885.29 and 59,693.46 is: 89,540.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,256.86 : 136,885.29 = 59,693.46 : x
  2. Step 2: Convert to fraction form
    91,256.86/136,885.29 = 59,693.46/x
  3. Step 3: Cross multiply
    91,256.86x = 136,885.29 × 59,693.46
  4. Step 4: Simplify right side
    91,256.86x = 8,171,156,583.20
  5. Step 5: Solve for x
    x = 8,171,156,583.20/91,256.86
  6. Step 6: Final answer
    x = 89,540.19

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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.