Home / 88,323.39-121,887.09-48,037.50

Finding the Fourth Proportional to 88,323.39, 121,887.09 and 48,037.50

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Solution

The fourth proportional to 88,323.39, 121,887.09 and 48,037.50 is: 66,292.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,323.39 : 121,887.09 = 48,037.50 : x
  2. Step 2: Convert to fraction form
    88,323.39/121,887.09 = 48,037.50/x
  3. Step 3: Cross multiply
    88,323.39x = 121,887.09 × 48,037.50
  4. Step 4: Simplify right side
    88,323.39x = 5,855,151,085.88
  5. Step 5: Solve for x
    x = 5,855,151,085.88/88,323.39
  6. Step 6: Final answer
    x = 66,292.19

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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.