Home / 116,567.28-160,888.28-74,117.52

Finding the Fourth Proportional to 116,567.28, 160,888.28 and 74,117.52

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Solution

The fourth proportional to 116,567.28, 160,888.28 and 74,117.52 is: 102,298.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,567.28 : 160,888.28 = 74,117.52 : x
  2. Step 2: Convert to fraction form
    116,567.28/160,888.28 = 74,117.52/x
  3. Step 3: Cross multiply
    116,567.28x = 160,888.28 × 74,117.52
  4. Step 4: Simplify right side
    116,567.28x = 11,924,640,310.67
  5. Step 5: Solve for x
    x = 11,924,640,310.67/116,567.28
  6. Step 6: Final answer
    x = 102,298.35

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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.