Home / 83,528.02-115,267.26-47,228.88

Finding the Fourth Proportional to 83,528.02, 115,267.26 and 47,228.88

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Solution

The fourth proportional to 83,528.02, 115,267.26 and 47,228.88 is: 65,175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,528.02 : 115,267.26 = 47,228.88 : x
  2. Step 2: Convert to fraction form
    83,528.02/115,267.26 = 47,228.88/x
  3. Step 3: Cross multiply
    83,528.02x = 115,267.26 × 47,228.88
  4. Step 4: Simplify right side
    83,528.02x = 5,443,943,590.47
  5. Step 5: Solve for x
    x = 5,443,943,590.47/83,528.02
  6. Step 6: Final answer
    x = 65,175.06

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1.5x scale

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.