Home / 175,087.30-262,630.95-86,513.80

Finding the Fourth Proportional to 175,087.30, 262,630.95 and 86,513.80

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Solution

The fourth proportional to 175,087.30, 262,630.95 and 86,513.80 is: 129,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,087.30 : 262,630.95 = 86,513.80 : x
  2. Step 2: Convert to fraction form
    175,087.30/262,630.95 = 86,513.80/x
  3. Step 3: Cross multiply
    175,087.30x = 262,630.95 × 86,513.80
  4. Step 4: Simplify right side
    175,087.30x = 22,721,201,482.11
  5. Step 5: Solve for x
    x = 22,721,201,482.11/175,087.30
  6. Step 6: Final answer
    x = 129,770.70

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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.