Home / 53,487.04-80,256.48-25,402.72

Finding the Fourth Proportional to 53,487.04, 80,256.48 and 25,402.72

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Solution

The fourth proportional to 53,487.04, 80,256.48 and 25,402.72 is: 38,116.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,487.04 : 80,256.48 = 25,402.72 : x
  2. Step 2: Convert to fraction form
    53,487.04/80,256.48 = 25,402.72/x
  3. Step 3: Cross multiply
    53,487.04x = 80,256.48 × 25,402.72
  4. Step 4: Simplify right side
    53,487.04x = 2,038,732,889.63
  5. Step 5: Solve for x
    x = 2,038,732,889.63/53,487.04
  6. Step 6: Final answer
    x = 38,116.39

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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.