Home / 99,232.95-136,931.60-56,203.86

Finding the Fourth Proportional to 99,232.95, 136,931.60 and 56,203.86

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Solution

The fourth proportional to 99,232.95, 136,931.60 and 56,203.86 is: 77,555.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,232.95 : 136,931.60 = 56,203.86 : x
  2. Step 2: Convert to fraction form
    99,232.95/136,931.60 = 56,203.86/x
  3. Step 3: Cross multiply
    99,232.95x = 136,931.60 × 56,203.86
  4. Step 4: Simplify right side
    99,232.95x = 7,696,084,194.96
  5. Step 5: Solve for x
    x = 7,696,084,194.96/99,232.95
  6. Step 6: Final answer
    x = 77,555.73

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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.