Home / 58,303.32-87,457.70-18,863.52

Finding the Fourth Proportional to 58,303.32, 87,457.70 and 18,863.52

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Solution

The fourth proportional to 58,303.32, 87,457.70 and 18,863.52 is: 28,296.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,303.32 : 87,457.70 = 18,863.52 : x
  2. Step 2: Convert to fraction form
    58,303.32/87,457.70 = 18,863.52/x
  3. Step 3: Cross multiply
    58,303.32x = 87,457.70 × 18,863.52
  4. Step 4: Simplify right side
    58,303.32x = 1,649,760,073.10
  5. Step 5: Solve for x
    x = 1,649,760,073.10/58,303.32
  6. Step 6: Final answer
    x = 28,296.16

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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.