Home / 119,411.36-179,129.58-59,454.71

Finding the Fourth Proportional to 119,411.36, 179,129.58 and 59,454.71

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Solution

The fourth proportional to 119,411.36, 179,129.58 and 59,454.71 is: 89,188.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,411.36 : 179,129.58 = 59,454.71 : x
  2. Step 2: Convert to fraction form
    119,411.36/179,129.58 = 59,454.71/x
  3. Step 3: Cross multiply
    119,411.36x = 179,129.58 × 59,454.71
  4. Step 4: Simplify right side
    119,411.36x = 10,650,096,038.40
  5. Step 5: Solve for x
    x = 10,650,096,038.40/119,411.36
  6. Step 6: Final answer
    x = 89,188.30

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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.