Home / 117,590.08-162,275.52-63,876.16

Finding the Fourth Proportional to 117,590.08, 162,275.52 and 63,876.16

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Solution

The fourth proportional to 117,590.08, 162,275.52 and 63,876.16 is: 88,149.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,590.08 : 162,275.52 = 63,876.16 : x
  2. Step 2: Convert to fraction form
    117,590.08/162,275.52 = 63,876.16/x
  3. Step 3: Cross multiply
    117,590.08x = 162,275.52 × 63,876.16
  4. Step 4: Simplify right side
    117,590.08x = 10,365,537,079.60
  5. Step 5: Solve for x
    x = 10,365,537,079.60/117,590.08
  6. Step 6: Final answer
    x = 88,149.76

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1.5x scale

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.