Home / 117,582.65-162,264.94-63,867.65

Finding the Fourth Proportional to 117,582.65, 162,264.94 and 63,867.65

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Solution

The fourth proportional to 117,582.65, 162,264.94 and 63,867.65 is: 88,137.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,582.65 : 162,264.94 = 63,867.65 : x
  2. Step 2: Convert to fraction form
    117,582.65/162,264.94 = 63,867.65/x
  3. Step 3: Cross multiply
    117,582.65x = 162,264.94 × 63,867.65
  4. Step 4: Simplify right side
    117,582.65x = 10,363,480,641.18
  5. Step 5: Solve for x
    x = 10,363,480,641.18/117,582.65
  6. Step 6: Final answer
    x = 88,137.84

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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.