Home / 183,860.83-253,726.43-103,286.63

Finding the Fourth Proportional to 183,860.83, 253,726.43 and 103,286.63

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Solution

The fourth proportional to 183,860.83, 253,726.43 and 103,286.63 is: 142,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,860.83 : 253,726.43 = 103,286.63 : x
  2. Step 2: Convert to fraction form
    183,860.83/253,726.43 = 103,286.63/x
  3. Step 3: Cross multiply
    183,860.83x = 253,726.43 × 103,286.63
  4. Step 4: Simplify right side
    183,860.83x = 26,206,547,181.71
  5. Step 5: Solve for x
    x = 26,206,547,181.71/183,860.83
  6. Step 6: Final answer
    x = 142,534.69

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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.