Home / 119,520.90-179,240.04-53,007.55

Finding the Fourth Proportional to 119,520.90, 179,240.04 and 53,007.55

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Solution

The fourth proportional to 119,520.90, 179,240.04 and 53,007.55 is: 79,493.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,520.90 : 179,240.04 = 53,007.55 : x
  2. Step 2: Convert to fraction form
    119,520.90/179,240.04 = 53,007.55/x
  3. Step 3: Cross multiply
    119,520.90x = 179,240.04 × 53,007.55
  4. Step 4: Simplify right side
    119,520.90x = 9,501,074,934.20
  5. Step 5: Solve for x
    x = 9,501,074,934.20/119,520.90
  6. Step 6: Final answer
    x = 79,493.00

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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.