Home / 129,124.48-193,681.44-35,627.84

Finding the Fourth Proportional to 129,124.48, 193,681.44 and 35,627.84

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Solution

The fourth proportional to 129,124.48, 193,681.44 and 35,627.84 is: 53,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,124.48 : 193,681.44 = 35,627.84 : x
  2. Step 2: Convert to fraction form
    129,124.48/193,681.44 = 35,627.84/x
  3. Step 3: Cross multiply
    129,124.48x = 193,681.44 × 35,627.84
  4. Step 4: Simplify right side
    129,124.48x = 6,900,451,355.29
  5. Step 5: Solve for x
    x = 6,900,451,355.29/129,124.48
  6. Step 6: Final answer
    x = 53,440.30

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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.