Home / 107,255.18-148,014.90-58,859.20

Finding the Fourth Proportional to 107,255.18, 148,014.90 and 58,859.20

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Solution

The fourth proportional to 107,255.18, 148,014.90 and 58,859.20 is: 81,227.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,255.18 : 148,014.90 = 58,859.20 : x
  2. Step 2: Convert to fraction form
    107,255.18/148,014.90 = 58,859.20/x
  3. Step 3: Cross multiply
    107,255.18x = 148,014.90 × 58,859.20
  4. Step 4: Simplify right side
    107,255.18x = 8,712,038,602.08
  5. Step 5: Solve for x
    x = 8,712,038,602.08/107,255.18
  6. Step 6: Final answer
    x = 81,227.21

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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.