Home / 83,555.08-115,300.02-45,823.24

Finding the Fourth Proportional to 83,555.08, 115,300.02 and 45,823.24

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Solution

The fourth proportional to 83,555.08, 115,300.02 and 45,823.24 is: 63,232.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,555.08 : 115,300.02 = 45,823.24 : x
  2. Step 2: Convert to fraction form
    83,555.08/115,300.02 = 45,823.24/x
  3. Step 3: Cross multiply
    83,555.08x = 115,300.02 × 45,823.24
  4. Step 4: Simplify right side
    83,555.08x = 5,283,420,488.46
  5. Step 5: Solve for x
    x = 5,283,420,488.46/83,555.08
  6. Step 6: Final answer
    x = 63,232.79

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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.