Home / 156,759.22-216,440.40-96,410.98

Finding the Fourth Proportional to 156,759.22, 216,440.40 and 96,410.98

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Solution

The fourth proportional to 156,759.22, 216,440.40 and 96,410.98 is: 133,116.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,759.22 : 216,440.40 = 96,410.98 : x
  2. Step 2: Convert to fraction form
    156,759.22/216,440.40 = 96,410.98/x
  3. Step 3: Cross multiply
    156,759.22x = 216,440.40 × 96,410.98
  4. Step 4: Simplify right side
    156,759.22x = 20,867,231,075.59
  5. Step 5: Solve for x
    x = 20,867,231,075.59/156,759.22
  6. Step 6: Final answer
    x = 133,116.45

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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.