Home / 85,626.06-128,272.92-63,095.86

Finding the Fourth Proportional to 85,626.06, 128,272.92 and 63,095.86

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Solution

The fourth proportional to 85,626.06, 128,272.92 and 63,095.86 is: 94,521.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,626.06 : 128,272.92 = 63,095.86 : x
  2. Step 2: Convert to fraction form
    85,626.06/128,272.92 = 63,095.86/x
  3. Step 3: Cross multiply
    85,626.06x = 128,272.92 × 63,095.86
  4. Step 4: Simplify right side
    85,626.06x = 8,093,490,125.84
  5. Step 5: Solve for x
    x = 8,093,490,125.84/85,626.06
  6. Step 6: Final answer
    x = 94,521.34

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1.5x scale

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.