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Finding the Fourth Proportional to 50,017.79, 74,987.72 and 25,044.98

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Solution

The fourth proportional to 50,017.79, 74,987.72 and 25,044.98 is: 37,547.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,017.79 : 74,987.72 = 25,044.98 : x
  2. Step 2: Convert to fraction form
    50,017.79/74,987.72 = 25,044.98/x
  3. Step 3: Cross multiply
    50,017.79x = 74,987.72 × 25,044.98
  4. Step 4: Simplify right side
    50,017.79x = 1,878,065,947.65
  5. Step 5: Solve for x
    x = 1,878,065,947.65/50,017.79
  6. Step 6: Final answer
    x = 37,547.96

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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.