Home / 63,210.68-87,231.03-34,530.74

Finding the Fourth Proportional to 63,210.68, 87,231.03 and 34,530.74

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Solution

The fourth proportional to 63,210.68, 87,231.03 and 34,530.74 is: 47,652.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,210.68 : 87,231.03 = 34,530.74 : x
  2. Step 2: Convert to fraction form
    63,210.68/87,231.03 = 34,530.74/x
  3. Step 3: Cross multiply
    63,210.68x = 87,231.03 × 34,530.74
  4. Step 4: Simplify right side
    63,210.68x = 3,012,151,580.71
  5. Step 5: Solve for x
    x = 3,012,151,580.71/63,210.68
  6. Step 6: Final answer
    x = 47,652.58

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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.