Home / 93,641.04-129,198.60-55,901.52

Finding the Fourth Proportional to 93,641.04, 129,198.60 and 55,901.52

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Solution

The fourth proportional to 93,641.04, 129,198.60 and 55,901.52 is: 77,128.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,641.04 : 129,198.60 = 55,901.52 : x
  2. Step 2: Convert to fraction form
    93,641.04/129,198.60 = 55,901.52/x
  3. Step 3: Cross multiply
    93,641.04x = 129,198.60 × 55,901.52
  4. Step 4: Simplify right side
    93,641.04x = 7,222,398,121.87
  5. Step 5: Solve for x
    x = 7,222,398,121.87/93,641.04
  6. Step 6: Final answer
    x = 77,128.56

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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.