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Finding the Fourth Proportional to 60,308.35, 83,223.55 and 36,430.86

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Solution

The fourth proportional to 60,308.35, 83,223.55 and 36,430.86 is: 50,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,308.35 : 83,223.55 = 36,430.86 : x
  2. Step 2: Convert to fraction form
    60,308.35/83,223.55 = 36,430.86/x
  3. Step 3: Cross multiply
    60,308.35x = 83,223.55 × 36,430.86
  4. Step 4: Simplify right side
    60,308.35x = 3,031,905,856.38
  5. Step 5: Solve for x
    x = 3,031,905,856.38/60,308.35
  6. Step 6: Final answer
    x = 50,273.40

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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.