Home / 99,606.27-137,453.17-54,283.34

Finding the Fourth Proportional to 99,606.27, 137,453.17 and 54,283.34

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Solution

The fourth proportional to 99,606.27, 137,453.17 and 54,283.34 is: 74,909.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,606.27 : 137,453.17 = 54,283.34 : x
  2. Step 2: Convert to fraction form
    99,606.27/137,453.17 = 54,283.34/x
  3. Step 3: Cross multiply
    99,606.27x = 137,453.17 × 54,283.34
  4. Step 4: Simplify right side
    99,606.27x = 7,461,417,161.19
  5. Step 5: Solve for x
    x = 7,461,417,161.19/99,606.27
  6. Step 6: Final answer
    x = 74,909.11

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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.