Home / 114,699.24-158,279.60-63,715.28

Finding the Fourth Proportional to 114,699.24, 158,279.60 and 63,715.28

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Solution

The fourth proportional to 114,699.24, 158,279.60 and 63,715.28 is: 87,924.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,699.24 : 158,279.60 = 63,715.28 : x
  2. Step 2: Convert to fraction form
    114,699.24/158,279.60 = 63,715.28/x
  3. Step 3: Cross multiply
    114,699.24x = 158,279.60 × 63,715.28
  4. Step 4: Simplify right side
    114,699.24x = 10,084,828,400.18
  5. Step 5: Solve for x
    x = 10,084,828,400.18/114,699.24
  6. Step 6: Final answer
    x = 87,924.11

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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.