Home / 83,730.56-115,545.96-46,004.88

Finding the Fourth Proportional to 83,730.56, 115,545.96 and 46,004.88

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Solution

The fourth proportional to 83,730.56, 115,545.96 and 46,004.88 is: 63,485.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,730.56 : 115,545.96 = 46,004.88 : x
  2. Step 2: Convert to fraction form
    83,730.56/115,545.96 = 46,004.88/x
  3. Step 3: Cross multiply
    83,730.56x = 115,545.96 × 46,004.88
  4. Step 4: Simplify right side
    83,730.56x = 5,315,678,024.28
  5. Step 5: Solve for x
    x = 5,315,678,024.28/83,730.56
  6. Step 6: Final answer
    x = 63,485.52

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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.