Home / 98,526.66-147,789.86-31,973.42

Finding the Fourth Proportional to 98,526.66, 147,789.86 and 31,973.42

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Solution

The fourth proportional to 98,526.66, 147,789.86 and 31,973.42 is: 47,960.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,526.66 : 147,789.86 = 31,973.42 : x
  2. Step 2: Convert to fraction form
    98,526.66/147,789.86 = 31,973.42/x
  3. Step 3: Cross multiply
    98,526.66x = 147,789.86 × 31,973.42
  4. Step 4: Simplify right side
    98,526.66x = 4,725,346,366.70
  5. Step 5: Solve for x
    x = 4,725,346,366.70/98,526.66
  6. Step 6: Final answer
    x = 47,960.08

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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.