Home / 75,751.30-104,545.77-45,552.07

Finding the Fourth Proportional to 75,751.30, 104,545.77 and 45,552.07

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Solution

The fourth proportional to 75,751.30, 104,545.77 and 45,552.07 is: 62,867.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,751.30 : 104,545.77 = 45,552.07 : x
  2. Step 2: Convert to fraction form
    75,751.30/104,545.77 = 45,552.07/x
  3. Step 3: Cross multiply
    75,751.30x = 104,545.77 × 45,552.07
  4. Step 4: Simplify right side
    75,751.30x = 4,762,275,710.52
  5. Step 5: Solve for x
    x = 4,762,275,710.52/75,751.30
  6. Step 6: Final answer
    x = 62,867.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.