Home / 62,979.14-86,911.28-34,298.84

Finding the Fourth Proportional to 62,979.14, 86,911.28 and 34,298.84

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Solution

The fourth proportional to 62,979.14, 86,911.28 and 34,298.84 is: 47,332.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,979.14 : 86,911.28 = 34,298.84 : x
  2. Step 2: Convert to fraction form
    62,979.14/86,911.28 = 34,298.84/x
  3. Step 3: Cross multiply
    62,979.14x = 86,911.28 × 34,298.84
  4. Step 4: Simplify right side
    62,979.14x = 2,980,956,261.32
  5. Step 5: Solve for x
    x = 2,980,956,261.32/62,979.14
  6. Step 6: Final answer
    x = 47,332.44

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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.