Home / 114,040.24-157,364.64-66,292.96

Finding the Fourth Proportional to 114,040.24, 157,364.64 and 66,292.96

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Solution

The fourth proportional to 114,040.24, 157,364.64 and 66,292.96 is: 91,477.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,040.24 : 157,364.64 = 66,292.96 : x
  2. Step 2: Convert to fraction form
    114,040.24/157,364.64 = 66,292.96/x
  3. Step 3: Cross multiply
    114,040.24x = 157,364.64 × 66,292.96
  4. Step 4: Simplify right side
    114,040.24x = 10,432,167,784.93
  5. Step 5: Solve for x
    x = 10,432,167,784.93/114,040.24
  6. Step 6: Final answer
    x = 91,477.95

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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.