Home / 99,316.04-137,058.83-53,997.07

Finding the Fourth Proportional to 99,316.04, 137,058.83 and 53,997.07

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Solution

The fourth proportional to 99,316.04, 137,058.83 and 53,997.07 is: 74,517.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,316.04 : 137,058.83 = 53,997.07 : x
  2. Step 2: Convert to fraction form
    99,316.04/137,058.83 = 53,997.07/x
  3. Step 3: Cross multiply
    99,316.04x = 137,058.83 × 53,997.07
  4. Step 4: Simplify right side
    99,316.04x = 7,400,775,195.46
  5. Step 5: Solve for x
    x = 7,400,775,195.46/99,316.04
  6. Step 6: Final answer
    x = 74,517.42

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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.