Home / 85,063.14-127,590.39-25,897.50

Finding the Fourth Proportional to 85,063.14, 127,590.39 and 25,897.50

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Solution

The fourth proportional to 85,063.14, 127,590.39 and 25,897.50 is: 38,844.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,063.14 : 127,590.39 = 25,897.50 : x
  2. Step 2: Convert to fraction form
    85,063.14/127,590.39 = 25,897.50/x
  3. Step 3: Cross multiply
    85,063.14x = 127,590.39 × 25,897.50
  4. Step 4: Simplify right side
    85,063.14x = 3,304,272,125.03
  5. Step 5: Solve for x
    x = 3,304,272,125.03/85,063.14
  6. Step 6: Final answer
    x = 38,844.93

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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.