Home / 129,168.80-193,623.60-59,098.40

Finding the Fourth Proportional to 129,168.80, 193,623.60 and 59,098.40

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Solution

The fourth proportional to 129,168.80, 193,623.60 and 59,098.40 is: 88,588.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,168.80 : 193,623.60 = 59,098.40 : x
  2. Step 2: Convert to fraction form
    129,168.80/193,623.60 = 59,098.40/x
  3. Step 3: Cross multiply
    129,168.80x = 193,623.60 × 59,098.40
  4. Step 4: Simplify right side
    129,168.80x = 11,442,844,962.24
  5. Step 5: Solve for x
    x = 11,442,844,962.24/129,168.80
  6. Step 6: Final answer
    x = 88,588.30

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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.