Home / 119,281.64-164,617.26-71,534.12

Finding the Fourth Proportional to 119,281.64, 164,617.26 and 71,534.12

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Solution

The fourth proportional to 119,281.64, 164,617.26 and 71,534.12 is: 98,722.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,281.64 : 164,617.26 = 71,534.12 : x
  2. Step 2: Convert to fraction form
    119,281.64/164,617.26 = 71,534.12/x
  3. Step 3: Cross multiply
    119,281.64x = 164,617.26 × 71,534.12
  4. Step 4: Simplify right side
    119,281.64x = 11,775,750,830.91
  5. Step 5: Solve for x
    x = 11,775,750,830.91/119,281.64
  6. Step 6: Final answer
    x = 98,722.24

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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.