Home / 45,423.02-62,686.78-25,279.68

Finding the Fourth Proportional to 45,423.02, 62,686.78 and 25,279.68

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Solution

The fourth proportional to 45,423.02, 62,686.78 and 25,279.68 is: 34,887.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,423.02 : 62,686.78 = 25,279.68 : x
  2. Step 2: Convert to fraction form
    45,423.02/62,686.78 = 25,279.68/x
  3. Step 3: Cross multiply
    45,423.02x = 62,686.78 × 25,279.68
  4. Step 4: Simplify right side
    45,423.02x = 1,584,701,738.63
  5. Step 5: Solve for x
    x = 1,584,701,738.63/45,423.02
  6. Step 6: Final answer
    x = 34,887.63

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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.