Home / 58,338.90-80,507.52-33,188.40

Finding the Fourth Proportional to 58,338.90, 80,507.52 and 33,188.40

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Solution

The fourth proportional to 58,338.90, 80,507.52 and 33,188.40 is: 45,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,338.90 : 80,507.52 = 33,188.40 : x
  2. Step 2: Convert to fraction form
    58,338.90/80,507.52 = 33,188.40/x
  3. Step 3: Cross multiply
    58,338.90x = 80,507.52 × 33,188.40
  4. Step 4: Simplify right side
    58,338.90x = 2,671,915,776.77
  5. Step 5: Solve for x
    x = 2,671,915,776.77/58,338.90
  6. Step 6: Final answer
    x = 45,799.90

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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.