Home / 127,488.85-175,934.79-70,900.23

Finding the Fourth Proportional to 127,488.85, 175,934.79 and 70,900.23

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Solution

The fourth proportional to 127,488.85, 175,934.79 and 70,900.23 is: 97,842.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,488.85 : 175,934.79 = 70,900.23 : x
  2. Step 2: Convert to fraction form
    127,488.85/175,934.79 = 70,900.23/x
  3. Step 3: Cross multiply
    127,488.85x = 175,934.79 × 70,900.23
  4. Step 4: Simplify right side
    127,488.85x = 12,473,816,196.33
  5. Step 5: Solve for x
    x = 12,473,816,196.33/127,488.85
  6. Step 6: Final answer
    x = 97,842.41

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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.