Home / 144,616.16-199,430.10-112,773.44

Finding the Fourth Proportional to 144,616.16, 199,430.10 and 112,773.44

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Solution

The fourth proportional to 144,616.16, 199,430.10 and 112,773.44 is: 155,518.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,616.16 : 199,430.10 = 112,773.44 : x
  2. Step 2: Convert to fraction form
    144,616.16/199,430.10 = 112,773.44/x
  3. Step 3: Cross multiply
    144,616.16x = 199,430.10 × 112,773.44
  4. Step 4: Simplify right side
    144,616.16x = 22,490,418,416.54
  5. Step 5: Solve for x
    x = 22,490,418,416.54/144,616.16
  6. Step 6: Final answer
    x = 155,518.02

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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.