Home / 191,019.95-263,592.10-110,452.70

Finding the Fourth Proportional to 191,019.95, 263,592.10 and 110,452.70

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Solution

The fourth proportional to 191,019.95, 263,592.10 and 110,452.70 is: 152,415.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,019.95 : 263,592.10 = 110,452.70 : x
  2. Step 2: Convert to fraction form
    191,019.95/263,592.10 = 110,452.70/x
  3. Step 3: Cross multiply
    191,019.95x = 263,592.10 × 110,452.70
  4. Step 4: Simplify right side
    191,019.95x = 29,114,457,273.45
  5. Step 5: Solve for x
    x = 29,114,457,273.45/191,019.95
  6. Step 6: Final answer
    x = 152,415.79

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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.