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Finding the Fourth Proportional to 185,925.22, 256,576.04 and 105,368.08

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Solution

The fourth proportional to 185,925.22, 256,576.04 and 105,368.08 is: 145,407.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,925.22 : 256,576.04 = 105,368.08 : x
  2. Step 2: Convert to fraction form
    185,925.22/256,576.04 = 105,368.08/x
  3. Step 3: Cross multiply
    185,925.22x = 256,576.04 × 105,368.08
  4. Step 4: Simplify right side
    185,925.22x = 27,034,924,708.80
  5. Step 5: Solve for x
    x = 27,034,924,708.80/185,925.22
  6. Step 6: Final answer
    x = 145,407.52

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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.