Home / 127,488.23-175,933.92-70,899.60

Finding the Fourth Proportional to 127,488.23, 175,933.92 and 70,899.60

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Solution

The fourth proportional to 127,488.23, 175,933.92 and 70,899.60 is: 97,841.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,488.23 : 175,933.92 = 70,899.60 : x
  2. Step 2: Convert to fraction form
    127,488.23/175,933.92 = 70,899.60/x
  3. Step 3: Cross multiply
    127,488.23x = 175,933.92 × 70,899.60
  4. Step 4: Simplify right side
    127,488.23x = 12,473,644,554.43
  5. Step 5: Solve for x
    x = 12,473,644,554.43/127,488.23
  6. Step 6: Final answer
    x = 97,841.54

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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.