Home / 83,559.04-115,295.52-47,760.40

Finding the Fourth Proportional to 83,559.04, 115,295.52 and 47,760.40

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Solution

The fourth proportional to 83,559.04, 115,295.52 and 47,760.40 is: 65,900.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,559.04 : 115,295.52 = 47,760.40 : x
  2. Step 2: Convert to fraction form
    83,559.04/115,295.52 = 47,760.40/x
  3. Step 3: Cross multiply
    83,559.04x = 115,295.52 × 47,760.40
  4. Step 4: Simplify right side
    83,559.04x = 5,506,560,153.41
  5. Step 5: Solve for x
    x = 5,506,560,153.41/83,559.04
  6. Step 6: Final answer
    x = 65,900.23

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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.