Home / 155,449.20-233,058.60-105,404.40

Finding the Fourth Proportional to 155,449.20, 233,058.60 and 105,404.40

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Solution

The fourth proportional to 155,449.20, 233,058.60 and 105,404.40 is: 158,028.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,449.20 : 233,058.60 = 105,404.40 : x
  2. Step 2: Convert to fraction form
    155,449.20/233,058.60 = 105,404.40/x
  3. Step 3: Cross multiply
    155,449.20x = 233,058.60 × 105,404.40
  4. Step 4: Simplify right side
    155,449.20x = 24,565,401,897.84
  5. Step 5: Solve for x
    x = 24,565,401,897.84/155,449.20
  6. Step 6: Final answer
    x = 158,028.49

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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.