Home / 52,901.64-79,332.39-21,300.93

Finding the Fourth Proportional to 52,901.64, 79,332.39 and 21,300.93

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Solution

The fourth proportional to 52,901.64, 79,332.39 and 21,300.93 is: 31,943.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,901.64 : 79,332.39 = 21,300.93 : x
  2. Step 2: Convert to fraction form
    52,901.64/79,332.39 = 21,300.93/x
  3. Step 3: Cross multiply
    52,901.64x = 79,332.39 × 21,300.93
  4. Step 4: Simplify right side
    52,901.64x = 1,689,853,686.12
  5. Step 5: Solve for x
    x = 1,689,853,686.12/52,901.64
  6. Step 6: Final answer
    x = 31,943.31

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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.