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Finding the Fourth Proportional to 74,948.96, 112,410.48 and 25,700.96

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Solution

The fourth proportional to 74,948.96, 112,410.48 and 25,700.96 is: 38,547.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,948.96 : 112,410.48 = 25,700.96 : x
  2. Step 2: Convert to fraction form
    74,948.96/112,410.48 = 25,700.96/x
  3. Step 3: Cross multiply
    74,948.96x = 112,410.48 × 25,700.96
  4. Step 4: Simplify right side
    74,948.96x = 2,889,057,250.06
  5. Step 5: Solve for x
    x = 2,889,057,250.06/74,948.96
  6. Step 6: Final answer
    x = 38,547.00

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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.