Home / 144,267.57-199,055.13-83,802.30

Finding the Fourth Proportional to 144,267.57, 199,055.13 and 83,802.30

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Solution

The fourth proportional to 144,267.57, 199,055.13 and 83,802.30 is: 115,627.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,267.57 : 199,055.13 = 83,802.30 : x
  2. Step 2: Convert to fraction form
    144,267.57/199,055.13 = 83,802.30/x
  3. Step 3: Cross multiply
    144,267.57x = 199,055.13 × 83,802.30
  4. Step 4: Simplify right side
    144,267.57x = 16,681,277,720.80
  5. Step 5: Solve for x
    x = 16,681,277,720.80/144,267.57
  6. Step 6: Final answer
    x = 115,627.36

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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.