Home / 88,267.02-121,805.52-50,533.98

Finding the Fourth Proportional to 88,267.02, 121,805.52 and 50,533.98

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Solution

The fourth proportional to 88,267.02, 121,805.52 and 50,533.98 is: 69,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,267.02 : 121,805.52 = 50,533.98 : x
  2. Step 2: Convert to fraction form
    88,267.02/121,805.52 = 50,533.98/x
  3. Step 3: Cross multiply
    88,267.02x = 121,805.52 × 50,533.98
  4. Step 4: Simplify right side
    88,267.02x = 6,155,317,711.57
  5. Step 5: Solve for x
    x = 6,155,317,711.57/88,267.02
  6. Step 6: Final answer
    x = 69,735.19

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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.