Home / 73,812.08-110,521.56-38,678.24

Finding the Fourth Proportional to 73,812.08, 110,521.56 and 38,678.24

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Solution

The fourth proportional to 73,812.08, 110,521.56 and 38,678.24 is: 57,914.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,812.08 : 110,521.56 = 38,678.24 : x
  2. Step 2: Convert to fraction form
    73,812.08/110,521.56 = 38,678.24/x
  3. Step 3: Cross multiply
    73,812.08x = 110,521.56 × 38,678.24
  4. Step 4: Simplify right side
    73,812.08x = 4,274,779,422.85
  5. Step 5: Solve for x
    x = 4,274,779,422.85/73,812.08
  6. Step 6: Final answer
    x = 57,914.36

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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.