Home / 58,296.30-87,444.45-18,881.70

Finding the Fourth Proportional to 58,296.30, 87,444.45 and 18,881.70

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Solution

The fourth proportional to 58,296.30, 87,444.45 and 18,881.70 is: 28,322.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,296.30 : 87,444.45 = 18,881.70 : x
  2. Step 2: Convert to fraction form
    58,296.30/87,444.45 = 18,881.70/x
  3. Step 3: Cross multiply
    58,296.30x = 87,444.45 × 18,881.70
  4. Step 4: Simplify right side
    58,296.30x = 1,651,099,871.57
  5. Step 5: Solve for x
    x = 1,651,099,871.57/58,296.30
  6. Step 6: Final answer
    x = 28,322.55

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1.5x scale

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.