Home / 94,720.95-130,705.61-52,276.75

Finding the Fourth Proportional to 94,720.95, 130,705.61 and 52,276.75

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Solution

The fourth proportional to 94,720.95, 130,705.61 and 52,276.75 is: 72,136.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,720.95 : 130,705.61 = 52,276.75 : x
  2. Step 2: Convert to fraction form
    94,720.95/130,705.61 = 52,276.75/x
  3. Step 3: Cross multiply
    94,720.95x = 130,705.61 × 52,276.75
  4. Step 4: Simplify right side
    94,720.95x = 6,832,863,909.42
  5. Step 5: Solve for x
    x = 6,832,863,909.42/94,720.95
  6. Step 6: Final answer
    x = 72,136.78

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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.