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Finding the Fourth Proportional to 185,060.88, 277,549.80 and 85,125.12

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Solution

The fourth proportional to 185,060.88, 277,549.80 and 85,125.12 is: 127,668.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,060.88 : 277,549.80 = 85,125.12 : x
  2. Step 2: Convert to fraction form
    185,060.88/277,549.80 = 85,125.12/x
  3. Step 3: Cross multiply
    185,060.88x = 277,549.80 × 85,125.12
  4. Step 4: Simplify right side
    185,060.88x = 23,626,460,030.98
  5. Step 5: Solve for x
    x = 23,626,460,030.98/185,060.88
  6. Step 6: Final answer
    x = 127,668.58

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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.