Home / 53,151.30-73,347.93-29,280.21

Finding the Fourth Proportional to 53,151.30, 73,347.93 and 29,280.21

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Solution

The fourth proportional to 53,151.30, 73,347.93 and 29,280.21 is: 40,406.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,151.30 : 73,347.93 = 29,280.21 : x
  2. Step 2: Convert to fraction form
    53,151.30/73,347.93 = 29,280.21/x
  3. Step 3: Cross multiply
    53,151.30x = 73,347.93 × 29,280.21
  4. Step 4: Simplify right side
    53,151.30x = 2,147,642,793.47
  5. Step 5: Solve for x
    x = 2,147,642,793.47/53,151.30
  6. Step 6: Final answer
    x = 40,406.21

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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.