Home / 127,677.23-191,528.55-48,857.75

Finding the Fourth Proportional to 127,677.23, 191,528.55 and 48,857.75

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Solution

The fourth proportional to 127,677.23, 191,528.55 and 48,857.75 is: 73,291.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,677.23 : 191,528.55 = 48,857.75 : x
  2. Step 2: Convert to fraction form
    127,677.23/191,528.55 = 48,857.75/x
  3. Step 3: Cross multiply
    127,677.23x = 191,528.55 × 48,857.75
  4. Step 4: Simplify right side
    127,677.23x = 9,357,654,013.76
  5. Step 5: Solve for x
    x = 9,357,654,013.76/127,677.23
  6. Step 6: Final answer
    x = 73,291.49

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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.