Home / 99,598.92-137,444.70-54,277.28

Finding the Fourth Proportional to 99,598.92, 137,444.70 and 54,277.28

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Solution

The fourth proportional to 99,598.92, 137,444.70 and 54,277.28 is: 74,901.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,598.92 : 137,444.70 = 54,277.28 : x
  2. Step 2: Convert to fraction form
    99,598.92/137,444.70 = 54,277.28/x
  3. Step 3: Cross multiply
    99,598.92x = 137,444.70 × 54,277.28
  4. Step 4: Simplify right side
    99,598.92x = 7,460,124,466.42
  5. Step 5: Solve for x
    x = 7,460,124,466.42/99,598.92
  6. Step 6: Final answer
    x = 74,901.66

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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.