Home / 156,854.31-235,282.25-38,525.67

Finding the Fourth Proportional to 156,854.31, 235,282.25 and 38,525.67

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Solution

The fourth proportional to 156,854.31, 235,282.25 and 38,525.67 is: 57,788.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,854.31 : 235,282.25 = 38,525.67 : x
  2. Step 2: Convert to fraction form
    156,854.31/235,282.25 = 38,525.67/x
  3. Step 3: Cross multiply
    156,854.31x = 235,282.25 × 38,525.67
  4. Step 4: Simplify right side
    156,854.31x = 9,064,406,127.73
  5. Step 5: Solve for x
    x = 9,064,406,127.73/156,854.31
  6. Step 6: Final answer
    x = 57,788.70

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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.