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Finding the Fourth Proportional to 185,011.55, 277,602.08 and 100,645.29

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Solution

The fourth proportional to 185,011.55, 277,602.08 and 100,645.29 is: 151,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,011.55 : 277,602.08 = 100,645.29 : x
  2. Step 2: Convert to fraction form
    185,011.55/277,602.08 = 100,645.29/x
  3. Step 3: Cross multiply
    185,011.55x = 277,602.08 × 100,645.29
  4. Step 4: Simplify right side
    185,011.55x = 27,939,343,138.82
  5. Step 5: Solve for x
    x = 27,939,343,138.82/185,011.55
  6. Step 6: Final answer
    x = 151,014.05

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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.