Home / 114,071.16-157,424.18-68,763.52

Finding the Fourth Proportional to 114,071.16, 157,424.18 and 68,763.52

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Solution

The fourth proportional to 114,071.16, 157,424.18 and 68,763.52 is: 94,897.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,071.16 : 157,424.18 = 68,763.52 : x
  2. Step 2: Convert to fraction form
    114,071.16/157,424.18 = 68,763.52/x
  3. Step 3: Cross multiply
    114,071.16x = 157,424.18 × 68,763.52
  4. Step 4: Simplify right side
    114,071.16x = 10,825,040,749.91
  5. Step 5: Solve for x
    x = 10,825,040,749.91/114,071.16
  6. Step 6: Final answer
    x = 94,897.26

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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.