Home / 114,285.20-157,632.60-98,342.24

Finding the Fourth Proportional to 114,285.20, 157,632.60 and 98,342.24

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Solution

The fourth proportional to 114,285.20, 157,632.60 and 98,342.24 is: 135,642.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,285.20 : 157,632.60 = 98,342.24 : x
  2. Step 2: Convert to fraction form
    114,285.20/157,632.60 = 98,342.24/x
  3. Step 3: Cross multiply
    114,285.20x = 157,632.60 × 98,342.24
  4. Step 4: Simplify right side
    114,285.20x = 15,501,942,981.02
  5. Step 5: Solve for x
    x = 15,501,942,981.02/114,285.20
  6. Step 6: Final answer
    x = 135,642.61

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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.