Home / 58,612.13-87,667.01-54,357.74

Finding the Fourth Proportional to 58,612.13, 87,667.01 and 54,357.74

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Solution

The fourth proportional to 58,612.13, 87,667.01 and 54,357.74 is: 81,303.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,612.13 : 87,667.01 = 54,357.74 : x
  2. Step 2: Convert to fraction form
    58,612.13/87,667.01 = 54,357.74/x
  3. Step 3: Cross multiply
    58,612.13x = 87,667.01 × 54,357.74
  4. Step 4: Simplify right side
    58,612.13x = 4,765,379,826.03
  5. Step 5: Solve for x
    x = 4,765,379,826.03/58,612.13
  6. Step 6: Final answer
    x = 81,303.65

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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.