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Finding the Fourth Proportional to 64,191.78, 88,588.76 and 35,897.67

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Solution

The fourth proportional to 64,191.78, 88,588.76 and 35,897.67 is: 49,541.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,191.78 : 88,588.76 = 35,897.67 : x
  2. Step 2: Convert to fraction form
    64,191.78/88,588.76 = 35,897.67/x
  3. Step 3: Cross multiply
    64,191.78x = 88,588.76 × 35,897.67
  4. Step 4: Simplify right side
    64,191.78x = 3,180,129,892.70
  5. Step 5: Solve for x
    x = 3,180,129,892.70/64,191.78
  6. Step 6: Final answer
    x = 49,541.08

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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.