Home / 88,860.99-122,641.52-51,127.95

Finding the Fourth Proportional to 88,860.99, 122,641.52 and 51,127.95

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Solution

The fourth proportional to 88,860.99, 122,641.52 and 51,127.95 is: 70,564.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,860.99 : 122,641.52 = 51,127.95 : x
  2. Step 2: Convert to fraction form
    88,860.99/122,641.52 = 51,127.95/x
  3. Step 3: Cross multiply
    88,860.99x = 122,641.52 × 51,127.95
  4. Step 4: Simplify right side
    88,860.99x = 6,270,409,246.84
  5. Step 5: Solve for x
    x = 6,270,409,246.84/88,860.99
  6. Step 6: Final answer
    x = 70,564.25

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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.