Home / 140,254.92-193,559.64-76,598.64

Finding the Fourth Proportional to 140,254.92, 193,559.64 and 76,598.64

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Solution

The fourth proportional to 140,254.92, 193,559.64 and 76,598.64 is: 105,710.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,254.92 : 193,559.64 = 76,598.64 : x
  2. Step 2: Convert to fraction form
    140,254.92/193,559.64 = 76,598.64/x
  3. Step 3: Cross multiply
    140,254.92x = 193,559.64 × 76,598.64
  4. Step 4: Simplify right side
    140,254.92x = 14,826,405,182.89
  5. Step 5: Solve for x
    x = 14,826,405,182.89/140,254.92
  6. Step 6: Final answer
    x = 105,710.41

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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.