Home / 75,637.80-113,456.70-23,047.20

Finding the Fourth Proportional to 75,637.80, 113,456.70 and 23,047.20

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Solution

The fourth proportional to 75,637.80, 113,456.70 and 23,047.20 is: 34,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,637.80 : 113,456.70 = 23,047.20 : x
  2. Step 2: Convert to fraction form
    75,637.80/113,456.70 = 23,047.20/x
  3. Step 3: Cross multiply
    75,637.80x = 113,456.70 × 23,047.20
  4. Step 4: Simplify right side
    75,637.80x = 2,614,859,256.24
  5. Step 5: Solve for x
    x = 2,614,859,256.24/75,637.80
  6. Step 6: Final answer
    x = 34,570.80

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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.