Home / 94,475.87-130,385.90-70,561.02

Finding the Fourth Proportional to 94,475.87, 130,385.90 and 70,561.02

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Solution

The fourth proportional to 94,475.87, 130,385.90 and 70,561.02 is: 97,381.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,475.87 : 130,385.90 = 70,561.02 : x
  2. Step 2: Convert to fraction form
    94,475.87/130,385.90 = 70,561.02/x
  3. Step 3: Cross multiply
    94,475.87x = 130,385.90 × 70,561.02
  4. Step 4: Simplify right side
    94,475.87x = 9,200,162,097.62
  5. Step 5: Solve for x
    x = 9,200,162,097.62/94,475.87
  6. Step 6: Final answer
    x = 97,381.08

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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.