Home / 175,255.86-241,839.09-103,638.90

Finding the Fourth Proportional to 175,255.86, 241,839.09 and 103,638.90

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Solution

The fourth proportional to 175,255.86, 241,839.09 and 103,638.90 is: 143,013.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,255.86 : 241,839.09 = 103,638.90 : x
  2. Step 2: Convert to fraction form
    175,255.86/241,839.09 = 103,638.90/x
  3. Step 3: Cross multiply
    175,255.86x = 241,839.09 × 103,638.90
  4. Step 4: Simplify right side
    175,255.86x = 25,063,937,264.60
  5. Step 5: Solve for x
    x = 25,063,937,264.60/175,255.86
  6. Step 6: Final answer
    x = 143,013.40

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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.