Home / 83,599.06-115,365.19-47,300.13

Finding the Fourth Proportional to 83,599.06, 115,365.19 and 47,300.13

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Solution

The fourth proportional to 83,599.06, 115,365.19 and 47,300.13 is: 65,273.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,599.06 : 115,365.19 = 47,300.13 : x
  2. Step 2: Convert to fraction form
    83,599.06/115,365.19 = 47,300.13/x
  3. Step 3: Cross multiply
    83,599.06x = 115,365.19 × 47,300.13
  4. Step 4: Simplify right side
    83,599.06x = 5,456,788,484.47
  5. Step 5: Solve for x
    x = 5,456,788,484.47/83,599.06
  6. Step 6: Final answer
    x = 65,273.32

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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.