Home / 127,216.14-175,563.15-69,860.25

Finding the Fourth Proportional to 127,216.14, 175,563.15 and 69,860.25

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Solution

The fourth proportional to 127,216.14, 175,563.15 and 69,860.25 is: 96,409.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,216.14 : 175,563.15 = 69,860.25 : x
  2. Step 2: Convert to fraction form
    127,216.14/175,563.15 = 69,860.25/x
  3. Step 3: Cross multiply
    127,216.14x = 175,563.15 × 69,860.25
  4. Step 4: Simplify right side
    127,216.14x = 12,264,885,549.79
  5. Step 5: Solve for x
    x = 12,264,885,549.79/127,216.14
  6. Step 6: Final answer
    x = 96,409.82

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1.5x scale

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.