Home / 156,859.26-235,335.06-57,017.88

Finding the Fourth Proportional to 156,859.26, 235,335.06 and 57,017.88

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Solution

The fourth proportional to 156,859.26, 235,335.06 and 57,017.88 is: 85,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,859.26 : 235,335.06 = 57,017.88 : x
  2. Step 2: Convert to fraction form
    156,859.26/235,335.06 = 57,017.88/x
  3. Step 3: Cross multiply
    156,859.26x = 235,335.06 × 57,017.88
  4. Step 4: Simplify right side
    156,859.26x = 13,418,306,210.87
  5. Step 5: Solve for x
    x = 13,418,306,210.87/156,859.26
  6. Step 6: Final answer
    x = 85,543.60

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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.