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Finding the Fourth Proportional to 187,937.84, 259,103.33 and 149,303.86

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Solution

The fourth proportional to 187,937.84, 259,103.33 and 149,303.86 is: 205,840.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,937.84 : 259,103.33 = 149,303.86 : x
  2. Step 2: Convert to fraction form
    187,937.84/259,103.33 = 149,303.86/x
  3. Step 3: Cross multiply
    187,937.84x = 259,103.33 × 149,303.86
  4. Step 4: Simplify right side
    187,937.84x = 38,685,127,307.85
  5. Step 5: Solve for x
    x = 38,685,127,307.85/187,937.84
  6. Step 6: Final answer
    x = 205,840.01

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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.