Home / 144,588.04-216,964.07-55,847.78

Finding the Fourth Proportional to 144,588.04, 216,964.07 and 55,847.78

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Solution

The fourth proportional to 144,588.04, 216,964.07 and 55,847.78 is: 83,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,588.04 : 216,964.07 = 55,847.78 : x
  2. Step 2: Convert to fraction form
    144,588.04/216,964.07 = 55,847.78/x
  3. Step 3: Cross multiply
    144,588.04x = 216,964.07 × 55,847.78
  4. Step 4: Simplify right side
    144,588.04x = 12,116,961,308.25
  5. Step 5: Solve for x
    x = 12,116,961,308.25/144,588.04
  6. Step 6: Final answer
    x = 83,803.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.