Home / 124,263.20-186,210.48-91,269.92

Finding the Fourth Proportional to 124,263.20, 186,210.48 and 91,269.92

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Solution

The fourth proportional to 124,263.20, 186,210.48 and 91,269.92 is: 136,769.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,263.20 : 186,210.48 = 91,269.92 : x
  2. Step 2: Convert to fraction form
    124,263.20/186,210.48 = 91,269.92/x
  3. Step 3: Cross multiply
    124,263.20x = 186,210.48 × 91,269.92
  4. Step 4: Simplify right side
    124,263.20x = 16,995,415,612.76
  5. Step 5: Solve for x
    x = 16,995,415,612.76/124,263.20
  6. Step 6: Final answer
    x = 136,769.50

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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.