Home / 44,390.84-61,155.12-30,937.64

Finding the Fourth Proportional to 44,390.84, 61,155.12 and 30,937.64

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Solution

The fourth proportional to 44,390.84, 61,155.12 and 30,937.64 is: 42,621.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,390.84 : 61,155.12 = 30,937.64 : x
  2. Step 2: Convert to fraction form
    44,390.84/61,155.12 = 30,937.64/x
  3. Step 3: Cross multiply
    44,390.84x = 61,155.12 × 30,937.64
  4. Step 4: Simplify right side
    44,390.84x = 1,891,995,086.72
  5. Step 5: Solve for x
    x = 1,891,995,086.72/44,390.84
  6. Step 6: Final answer
    x = 42,621.29

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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.