Home / 124,330.30-186,658.02-73,821.52

Finding the Fourth Proportional to 124,330.30, 186,658.02 and 73,821.52

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Solution

The fourth proportional to 124,330.30, 186,658.02 and 73,821.52 is: 110,828.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,330.30 : 186,658.02 = 73,821.52 : x
  2. Step 2: Convert to fraction form
    124,330.30/186,658.02 = 73,821.52/x
  3. Step 3: Cross multiply
    124,330.30x = 186,658.02 × 73,821.52
  4. Step 4: Simplify right side
    124,330.30x = 13,779,378,756.59
  5. Step 5: Solve for x
    x = 13,779,378,756.59/124,330.30
  6. Step 6: Final answer
    x = 110,828.81

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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.