Home / 183,878.29-253,777.62-103,312.05

Finding the Fourth Proportional to 183,878.29, 253,777.62 and 103,312.05

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Solution

The fourth proportional to 183,878.29, 253,777.62 and 103,312.05 is: 142,585.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,878.29 : 253,777.62 = 103,312.05 : x
  2. Step 2: Convert to fraction form
    183,878.29/253,777.62 = 103,312.05/x
  3. Step 3: Cross multiply
    183,878.29x = 253,777.62 × 103,312.05
  4. Step 4: Simplify right side
    183,878.29x = 26,218,286,166.32
  5. Step 5: Solve for x
    x = 26,218,286,166.32/183,878.29
  6. Step 6: Final answer
    x = 142,585.00

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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.