Home / 283,141.65-424,417.20-114,778.17

Finding the Fourth Proportional to 283,141.65, 424,417.20 and 114,778.17

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Solution

The fourth proportional to 283,141.65, 424,417.20 and 114,778.17 is: 172,047.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,141.65 : 424,417.20 = 114,778.17 : x
  2. Step 2: Convert to fraction form
    283,141.65/424,417.20 = 114,778.17/x
  3. Step 3: Cross multiply
    283,141.65x = 424,417.20 × 114,778.17
  4. Step 4: Simplify right side
    283,141.65x = 48,713,829,532.52
  5. Step 5: Solve for x
    x = 48,713,829,532.52/283,141.65
  6. Step 6: Final answer
    x = 172,047.56

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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.