Home / 129,041.19-193,569.98-34,269.81

Finding the Fourth Proportional to 129,041.19, 193,569.98 and 34,269.81

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Solution

The fourth proportional to 129,041.19, 193,569.98 and 34,269.81 is: 51,406.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,041.19 : 193,569.98 = 34,269.81 : x
  2. Step 2: Convert to fraction form
    129,041.19/193,569.98 = 34,269.81/x
  3. Step 3: Cross multiply
    129,041.19x = 193,569.98 × 34,269.81
  4. Step 4: Simplify right side
    129,041.19x = 6,633,606,264.95
  5. Step 5: Solve for x
    x = 6,633,606,264.95/129,041.19
  6. Step 6: Final answer
    x = 51,406.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.