Home / 53,149.52-73,340.19-30,482.25

Finding the Fourth Proportional to 53,149.52, 73,340.19 and 30,482.25

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Solution

The fourth proportional to 53,149.52, 73,340.19 and 30,482.25 is: 42,061.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,149.52 : 73,340.19 = 30,482.25 : x
  2. Step 2: Convert to fraction form
    53,149.52/73,340.19 = 30,482.25/x
  3. Step 3: Cross multiply
    53,149.52x = 73,340.19 × 30,482.25
  4. Step 4: Simplify right side
    53,149.52x = 2,235,574,006.63
  5. Step 5: Solve for x
    x = 2,235,574,006.63/53,149.52
  6. Step 6: Final answer
    x = 42,061.98

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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.