Home / 114,999.60-172,142.64-62,278.32

Finding the Fourth Proportional to 114,999.60, 172,142.64 and 62,278.32

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Solution

The fourth proportional to 114,999.60, 172,142.64 and 62,278.32 is: 93,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,999.60 : 172,142.64 = 62,278.32 : x
  2. Step 2: Convert to fraction form
    114,999.60/172,142.64 = 62,278.32/x
  3. Step 3: Cross multiply
    114,999.60x = 172,142.64 × 62,278.32
  4. Step 4: Simplify right side
    114,999.60x = 10,720,754,419.56
  5. Step 5: Solve for x
    x = 10,720,754,419.56/114,999.60
  6. Step 6: Final answer
    x = 93,224.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.