Home / 156,745.15-216,312.59-92,218.93

Finding the Fourth Proportional to 156,745.15, 216,312.59 and 92,218.93

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Solution

The fourth proportional to 156,745.15, 216,312.59 and 92,218.93 is: 127,264.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,745.15 : 216,312.59 = 92,218.93 : x
  2. Step 2: Convert to fraction form
    156,745.15/216,312.59 = 92,218.93/x
  3. Step 3: Cross multiply
    156,745.15x = 216,312.59 × 92,218.93
  4. Step 4: Simplify right side
    156,745.15x = 19,948,115,595.33
  5. Step 5: Solve for x
    x = 19,948,115,595.33/156,745.15
  6. Step 6: Final answer
    x = 127,264.64

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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.