Home / 114,078.36-157,435.02-63,777.72

Finding the Fourth Proportional to 114,078.36, 157,435.02 and 63,777.72

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Solution

The fourth proportional to 114,078.36, 157,435.02 and 63,777.72 is: 88,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,078.36 : 157,435.02 = 63,777.72 : x
  2. Step 2: Convert to fraction form
    114,078.36/157,435.02 = 63,777.72/x
  3. Step 3: Cross multiply
    114,078.36x = 157,435.02 × 63,777.72
  4. Step 4: Simplify right side
    114,078.36x = 10,040,846,623.75
  5. Step 5: Solve for x
    x = 10,040,846,623.75/114,078.36
  6. Step 6: Final answer
    x = 88,017.10

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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.