Home / 51,412.39-77,079.49-35,575.32

Finding the Fourth Proportional to 51,412.39, 77,079.49 and 35,575.32

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Solution

The fourth proportional to 51,412.39, 77,079.49 and 35,575.32 is: 53,335.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,412.39 : 77,079.49 = 35,575.32 : x
  2. Step 2: Convert to fraction form
    51,412.39/77,079.49 = 35,575.32/x
  3. Step 3: Cross multiply
    51,412.39x = 77,079.49 × 35,575.32
  4. Step 4: Simplify right side
    51,412.39x = 2,742,127,522.19
  5. Step 5: Solve for x
    x = 2,742,127,522.19/51,412.39
  6. Step 6: Final answer
    x = 53,335.93

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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.