Home / 45,487.08-62,771.42-25,345.40

Finding the Fourth Proportional to 45,487.08, 62,771.42 and 25,345.40

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Solution

The fourth proportional to 45,487.08, 62,771.42 and 25,345.40 is: 34,976.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,487.08 : 62,771.42 = 25,345.40 : x
  2. Step 2: Convert to fraction form
    45,487.08/62,771.42 = 25,345.40/x
  3. Step 3: Cross multiply
    45,487.08x = 62,771.42 × 25,345.40
  4. Step 4: Simplify right side
    45,487.08x = 1,590,966,748.47
  5. Step 5: Solve for x
    x = 1,590,966,748.47/45,487.08
  6. Step 6: Final answer
    x = 34,976.23

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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.