Home / 155,526.72-233,281.85-76,614.30

Finding the Fourth Proportional to 155,526.72, 233,281.85 and 76,614.30

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Solution

The fourth proportional to 155,526.72, 233,281.85 and 76,614.30 is: 114,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,526.72 : 233,281.85 = 76,614.30 : x
  2. Step 2: Convert to fraction form
    155,526.72/233,281.85 = 76,614.30/x
  3. Step 3: Cross multiply
    155,526.72x = 233,281.85 × 76,614.30
  4. Step 4: Simplify right side
    155,526.72x = 17,872,725,257.38
  5. Step 5: Solve for x
    x = 17,872,725,257.38/155,526.72
  6. Step 6: Final answer
    x = 114,917.39

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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.