Home / 156,964.65-235,446.98-137,281.65

Finding the Fourth Proportional to 156,964.65, 235,446.98 and 137,281.65

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Solution

The fourth proportional to 156,964.65, 235,446.98 and 137,281.65 is: 205,922.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,964.65 : 235,446.98 = 137,281.65 : x
  2. Step 2: Convert to fraction form
    156,964.65/235,446.98 = 137,281.65/x
  3. Step 3: Cross multiply
    156,964.65x = 235,446.98 × 137,281.65
  4. Step 4: Simplify right side
    156,964.65x = 32,322,549,215.51
  5. Step 5: Solve for x
    x = 32,322,549,215.51/156,964.65
  6. Step 6: Final answer
    x = 205,922.48

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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.