Home / 185,800.47-256,360.73-109,322.91

Finding the Fourth Proportional to 185,800.47, 256,360.73 and 109,322.91

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Solution

The fourth proportional to 185,800.47, 256,360.73 and 109,322.91 is: 150,839.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,800.47 : 256,360.73 = 109,322.91 : x
  2. Step 2: Convert to fraction form
    185,800.47/256,360.73 = 109,322.91/x
  3. Step 3: Cross multiply
    185,800.47x = 256,360.73 × 109,322.91
  4. Step 4: Simplify right side
    185,800.47x = 28,026,100,466.71
  5. Step 5: Solve for x
    x = 28,026,100,466.71/185,800.47
  6. Step 6: Final answer
    x = 150,839.77

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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.