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Finding the Fourth Proportional to 45,969.97, 63,445.95 and 42,968.32

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Solution

The fourth proportional to 45,969.97, 63,445.95 and 42,968.32 is: 59,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,969.97 : 63,445.95 = 42,968.32 : x
  2. Step 2: Convert to fraction form
    45,969.97/63,445.95 = 42,968.32/x
  3. Step 3: Cross multiply
    45,969.97x = 63,445.95 × 42,968.32
  4. Step 4: Simplify right side
    45,969.97x = 2,726,165,882.30
  5. Step 5: Solve for x
    x = 2,726,165,882.30/45,969.97
  6. Step 6: Final answer
    x = 59,303.19

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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.