Home / 114,507.06-157,987.44-74,222.52

Finding the Fourth Proportional to 114,507.06, 157,987.44 and 74,222.52

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Solution

The fourth proportional to 114,507.06, 157,987.44 and 74,222.52 is: 102,406.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,507.06 : 157,987.44 = 74,222.52 : x
  2. Step 2: Convert to fraction form
    114,507.06/157,987.44 = 74,222.52/x
  3. Step 3: Cross multiply
    114,507.06x = 157,987.44 × 74,222.52
  4. Step 4: Simplify right side
    114,507.06x = 11,726,225,925.15
  5. Step 5: Solve for x
    x = 11,726,225,925.15/114,507.06
  6. Step 6: Final answer
    x = 102,406.14

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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.