Home / 99,033.87-136,659.63-56,591.49

Finding the Fourth Proportional to 99,033.87, 136,659.63 and 56,591.49

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Solution

The fourth proportional to 99,033.87, 136,659.63 and 56,591.49 is: 78,092.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,033.87 : 136,659.63 = 56,591.49 : x
  2. Step 2: Convert to fraction form
    99,033.87/136,659.63 = 56,591.49/x
  3. Step 3: Cross multiply
    99,033.87x = 136,659.63 × 56,591.49
  4. Step 4: Simplify right side
    99,033.87x = 7,733,772,084.55
  5. Step 5: Solve for x
    x = 7,733,772,084.55/99,033.87
  6. Step 6: Final answer
    x = 78,092.19

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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.