Home / 58,308.32-87,465.20-18,868.52

Finding the Fourth Proportional to 58,308.32, 87,465.20 and 18,868.52

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Solution

The fourth proportional to 58,308.32, 87,465.20 and 18,868.52 is: 28,303.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,308.32 : 87,465.20 = 18,868.52 : x
  2. Step 2: Convert to fraction form
    58,308.32/87,465.20 = 18,868.52/x
  3. Step 3: Cross multiply
    58,308.32x = 87,465.20 × 18,868.52
  4. Step 4: Simplify right side
    58,308.32x = 1,650,338,343.84
  5. Step 5: Solve for x
    x = 1,650,338,343.84/58,308.32
  6. Step 6: Final answer
    x = 28,303.65

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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.