Home / 157,566.07-217,444.13-85,948.65

Finding the Fourth Proportional to 157,566.07, 217,444.13 and 85,948.65

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Solution

The fourth proportional to 157,566.07, 217,444.13 and 85,948.65 is: 118,610.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,566.07 : 217,444.13 = 85,948.65 : x
  2. Step 2: Convert to fraction form
    157,566.07/217,444.13 = 85,948.65/x
  3. Step 3: Cross multiply
    157,566.07x = 217,444.13 × 85,948.65
  4. Step 4: Simplify right side
    157,566.07x = 18,689,029,423.92
  5. Step 5: Solve for x
    x = 18,689,029,423.92/157,566.07
  6. Step 6: Final answer
    x = 118,610.75

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1.5x scale

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.