Home / 185,635.32-256,188.42-105,032.16

Finding the Fourth Proportional to 185,635.32, 256,188.42 and 105,032.16

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Solution

The fourth proportional to 185,635.32, 256,188.42 and 105,032.16 is: 144,950.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,635.32 : 256,188.42 = 105,032.16 : x
  2. Step 2: Convert to fraction form
    185,635.32/256,188.42 = 105,032.16/x
  3. Step 3: Cross multiply
    185,635.32x = 256,188.42 × 105,032.16
  4. Step 4: Simplify right side
    185,635.32x = 26,908,023,119.59
  5. Step 5: Solve for x
    x = 26,908,023,119.59/185,635.32
  6. Step 6: Final answer
    x = 144,950.99

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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.