Home / 52,831.04-72,903.84-28,952.96

Finding the Fourth Proportional to 52,831.04, 72,903.84 and 28,952.96

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Solution

The fourth proportional to 52,831.04, 72,903.84 and 28,952.96 is: 39,953.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,831.04 : 72,903.84 = 28,952.96 : x
  2. Step 2: Convert to fraction form
    52,831.04/72,903.84 = 28,952.96/x
  3. Step 3: Cross multiply
    52,831.04x = 72,903.84 × 28,952.96
  4. Step 4: Simplify right side
    52,831.04x = 2,110,781,963.37
  5. Step 5: Solve for x
    x = 2,110,781,963.37/52,831.04
  6. Step 6: Final answer
    x = 39,953.44

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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.