Home / 185,764.02-256,352.04-100,881.68

Finding the Fourth Proportional to 185,764.02, 256,352.04 and 100,881.68

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Solution

The fourth proportional to 185,764.02, 256,352.04 and 100,881.68 is: 139,215.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,764.02 : 256,352.04 = 100,881.68 : x
  2. Step 2: Convert to fraction form
    185,764.02/256,352.04 = 100,881.68/x
  3. Step 3: Cross multiply
    185,764.02x = 256,352.04 × 100,881.68
  4. Step 4: Simplify right side
    185,764.02x = 25,861,224,466.63
  5. Step 5: Solve for x
    x = 25,861,224,466.63/185,764.02
  6. Step 6: Final answer
    x = 139,215.47

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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.