Home / 156,544.79-216,031.86-88,560.41

Finding the Fourth Proportional to 156,544.79, 216,031.86 and 88,560.41

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Solution

The fourth proportional to 156,544.79, 216,031.86 and 88,560.41 is: 122,213.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,544.79 : 216,031.86 = 88,560.41 : x
  2. Step 2: Convert to fraction form
    156,544.79/216,031.86 = 88,560.41/x
  3. Step 3: Cross multiply
    156,544.79x = 216,031.86 × 88,560.41
  4. Step 4: Simplify right side
    156,544.79x = 19,131,869,014.50
  5. Step 5: Solve for x
    x = 19,131,869,014.50/156,544.79
  6. Step 6: Final answer
    x = 122,213.39

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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.