Home / 148,379.95-204,774.38-83,826.80

Finding the Fourth Proportional to 148,379.95, 204,774.38 and 83,826.80

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Solution

The fourth proportional to 148,379.95, 204,774.38 and 83,826.80 is: 115,686.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,379.95 : 204,774.38 = 83,826.80 : x
  2. Step 2: Convert to fraction form
    148,379.95/204,774.38 = 83,826.80/x
  3. Step 3: Cross multiply
    148,379.95x = 204,774.38 × 83,826.80
  4. Step 4: Simplify right side
    148,379.95x = 17,165,580,636.63
  5. Step 5: Solve for x
    x = 17,165,580,636.63/148,379.95
  6. Step 6: Final answer
    x = 115,686.66

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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.