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Finding the Fourth Proportional to 42,674.01, 58,890 and 23,811.13

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Solution

The fourth proportional to 42,674.01, 58,890 and 23,811.13 is: 32,859.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,674.01 : 58,890 = 23,811.13 : x
  2. Step 2: Convert to fraction form
    42,674.01/58,890 = 23,811.13/x
  3. Step 3: Cross multiply
    42,674.01x = 58,890 × 23,811.13
  4. Step 4: Simplify right side
    42,674.01x = 1,402,237,445.70
  5. Step 5: Solve for x
    x = 1,402,237,445.70/42,674.01
  6. Step 6: Final answer
    x = 32,859.28

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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.