Home / 58,303.56-87,458.07-18,863.76

Finding the Fourth Proportional to 58,303.56, 87,458.07 and 18,863.76

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Solution

The fourth proportional to 58,303.56, 87,458.07 and 18,863.76 is: 28,296.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,303.56 : 87,458.07 = 18,863.76 : x
  2. Step 2: Convert to fraction form
    58,303.56/87,458.07 = 18,863.76/x
  3. Step 3: Cross multiply
    58,303.56x = 87,458.07 × 18,863.76
  4. Step 4: Simplify right side
    58,303.56x = 1,649,787,823.90
  5. Step 5: Solve for x
    x = 1,649,787,823.90/58,303.56
  6. Step 6: Final answer
    x = 28,296.52

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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.