Home / 183,746.12-253,566.42-103,174.28

Finding the Fourth Proportional to 183,746.12, 253,566.42 and 103,174.28

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Solution

The fourth proportional to 183,746.12, 253,566.42 and 103,174.28 is: 142,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,746.12 : 253,566.42 = 103,174.28 : x
  2. Step 2: Convert to fraction form
    183,746.12/253,566.42 = 103,174.28/x
  3. Step 3: Cross multiply
    183,746.12x = 253,566.42 × 103,174.28
  4. Step 4: Simplify right side
    183,746.12x = 26,161,532,815.68
  5. Step 5: Solve for x
    x = 26,161,532,815.68/183,746.12
  6. Step 6: Final answer
    x = 142,378.70

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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.