Home / 175,363.74-262,897.98-70,125.30

Finding the Fourth Proportional to 175,363.74, 262,897.98 and 70,125.30

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Solution

The fourth proportional to 175,363.74, 262,897.98 and 70,125.30 is: 105,128.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,363.74 : 262,897.98 = 70,125.30 : x
  2. Step 2: Convert to fraction form
    175,363.74/262,897.98 = 70,125.30/x
  3. Step 3: Cross multiply
    175,363.74x = 262,897.98 × 70,125.30
  4. Step 4: Simplify right side
    175,363.74x = 18,435,799,716.89
  5. Step 5: Solve for x
    x = 18,435,799,716.89/175,363.74
  6. Step 6: Final answer
    x = 105,128.92

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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.