Home / 47,237.60-70,856.40-26,242.40

Finding the Fourth Proportional to 47,237.60, 70,856.40 and 26,242.40

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Solution

The fourth proportional to 47,237.60, 70,856.40 and 26,242.40 is: 39,363.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,237.60 : 70,856.40 = 26,242.40 : x
  2. Step 2: Convert to fraction form
    47,237.60/70,856.40 = 26,242.40/x
  3. Step 3: Cross multiply
    47,237.60x = 70,856.40 × 26,242.40
  4. Step 4: Simplify right side
    47,237.60x = 1,859,441,991.36
  5. Step 5: Solve for x
    x = 1,859,441,991.36/47,237.60
  6. Step 6: Final answer
    x = 39,363.60

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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.