Home / 52,549.94-78,742.56-30,373.76

Finding the Fourth Proportional to 52,549.94, 78,742.56 and 30,373.76

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Solution

The fourth proportional to 52,549.94, 78,742.56 and 30,373.76 is: 45,513.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,549.94 : 78,742.56 = 30,373.76 : x
  2. Step 2: Convert to fraction form
    52,549.94/78,742.56 = 30,373.76/x
  3. Step 3: Cross multiply
    52,549.94x = 78,742.56 × 30,373.76
  4. Step 4: Simplify right side
    52,549.94x = 2,391,707,619.23
  5. Step 5: Solve for x
    x = 2,391,707,619.23/52,549.94
  6. Step 6: Final answer
    x = 45,513.04

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1.5x scale

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.