Home / 114,272.40-157,643.55-73,999.14

Finding the Fourth Proportional to 114,272.40, 157,643.55 and 73,999.14

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Solution

The fourth proportional to 114,272.40, 157,643.55 and 73,999.14 is: 102,084.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,272.40 : 157,643.55 = 73,999.14 : x
  2. Step 2: Convert to fraction form
    114,272.40/157,643.55 = 73,999.14/x
  3. Step 3: Cross multiply
    114,272.40x = 157,643.55 × 73,999.14
  4. Step 4: Simplify right side
    114,272.40x = 11,665,487,126.55
  5. Step 5: Solve for x
    x = 11,665,487,126.55/114,272.40
  6. Step 6: Final answer
    x = 102,084.91

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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.