Home / 70,173.45-96,838.20-38,341.67

Finding the Fourth Proportional to 70,173.45, 96,838.20 and 38,341.67

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Solution

The fourth proportional to 70,173.45, 96,838.20 and 38,341.67 is: 52,910.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,173.45 : 96,838.20 = 38,341.67 : x
  2. Step 2: Convert to fraction form
    70,173.45/96,838.20 = 38,341.67/x
  3. Step 3: Cross multiply
    70,173.45x = 96,838.20 × 38,341.67
  4. Step 4: Simplify right side
    70,173.45x = 3,712,937,823.60
  5. Step 5: Solve for x
    x = 3,712,937,823.60/70,173.45
  6. Step 6: Final answer
    x = 52,910.86

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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.