Home / 124,526.70-186,790.05-49,658.40

Finding the Fourth Proportional to 124,526.70, 186,790.05 and 49,658.40

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Solution

The fourth proportional to 124,526.70, 186,790.05 and 49,658.40 is: 74,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,526.70 : 186,790.05 = 49,658.40 : x
  2. Step 2: Convert to fraction form
    124,526.70/186,790.05 = 49,658.40/x
  3. Step 3: Cross multiply
    124,526.70x = 186,790.05 × 49,658.40
  4. Step 4: Simplify right side
    124,526.70x = 9,275,695,018.92
  5. Step 5: Solve for x
    x = 9,275,695,018.92/124,526.70
  6. Step 6: Final answer
    x = 74,487.60

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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.