Home / 157,624.40-236,458.20-57,760.40

Finding the Fourth Proportional to 157,624.40, 236,458.20 and 57,760.40

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Solution

The fourth proportional to 157,624.40, 236,458.20 and 57,760.40 is: 86,648.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,624.40 : 236,458.20 = 57,760.40 : x
  2. Step 2: Convert to fraction form
    157,624.40/236,458.20 = 57,760.40/x
  3. Step 3: Cross multiply
    157,624.40x = 236,458.20 × 57,760.40
  4. Step 4: Simplify right side
    157,624.40x = 13,657,920,215.28
  5. Step 5: Solve for x
    x = 13,657,920,215.28/157,624.40
  6. Step 6: Final answer
    x = 86,648.52

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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.