Home / 132,430.49-182,757.66-72,005.19

Finding the Fourth Proportional to 132,430.49, 182,757.66 and 72,005.19

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Solution

The fourth proportional to 132,430.49, 182,757.66 and 72,005.19 is: 99,369.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,430.49 : 182,757.66 = 72,005.19 : x
  2. Step 2: Convert to fraction form
    132,430.49/182,757.66 = 72,005.19/x
  3. Step 3: Cross multiply
    132,430.49x = 182,757.66 × 72,005.19
  4. Step 4: Simplify right side
    132,430.49x = 13,159,500,032.26
  5. Step 5: Solve for x
    x = 13,159,500,032.26/132,430.49
  6. Step 6: Final answer
    x = 99,369.11

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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.