Home / 114,055.14-157,402.08-68,747.52

Finding the Fourth Proportional to 114,055.14, 157,402.08 and 68,747.52

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Solution

The fourth proportional to 114,055.14, 157,402.08 and 68,747.52 is: 94,875.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,055.14 : 157,402.08 = 68,747.52 : x
  2. Step 2: Convert to fraction form
    114,055.14/157,402.08 = 68,747.52/x
  3. Step 3: Cross multiply
    114,055.14x = 157,402.08 × 68,747.52
  4. Step 4: Simplify right side
    114,055.14x = 10,821,002,642.84
  5. Step 5: Solve for x
    x = 10,821,002,642.84/114,055.14
  6. Step 6: Final answer
    x = 94,875.19

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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.