Home / 52,303.23-72,178.89-28,429.92

Finding the Fourth Proportional to 52,303.23, 72,178.89 and 28,429.92

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Solution

The fourth proportional to 52,303.23, 72,178.89 and 28,429.92 is: 39,233.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,303.23 : 72,178.89 = 28,429.92 : x
  2. Step 2: Convert to fraction form
    52,303.23/72,178.89 = 28,429.92/x
  3. Step 3: Cross multiply
    52,303.23x = 72,178.89 × 28,429.92
  4. Step 4: Simplify right side
    52,303.23x = 2,052,040,068.39
  5. Step 5: Solve for x
    x = 2,052,040,068.39/52,303.23
  6. Step 6: Final answer
    x = 39,233.52

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1.5x scale

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.