Home / 63,275.16-87,312.30-34,981.08

Finding the Fourth Proportional to 63,275.16, 87,312.30 and 34,981.08

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Solution

The fourth proportional to 63,275.16, 87,312.30 and 34,981.08 is: 48,269.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,275.16 : 87,312.30 = 34,981.08 : x
  2. Step 2: Convert to fraction form
    63,275.16/87,312.30 = 34,981.08/x
  3. Step 3: Cross multiply
    63,275.16x = 87,312.30 × 34,981.08
  4. Step 4: Simplify right side
    63,275.16x = 3,054,278,551.28
  5. Step 5: Solve for x
    x = 3,054,278,551.28/63,275.16
  6. Step 6: Final answer
    x = 48,269.79

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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.