Home / 183,985.74-253,923.80-112,350.69

Finding the Fourth Proportional to 183,985.74, 253,923.80 and 112,350.69

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Solution

The fourth proportional to 183,985.74, 253,923.80 and 112,350.69 is: 155,058.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,985.74 : 253,923.80 = 112,350.69 : x
  2. Step 2: Convert to fraction form
    183,985.74/253,923.80 = 112,350.69/x
  3. Step 3: Cross multiply
    183,985.74x = 253,923.80 × 112,350.69
  4. Step 4: Simplify right side
    183,985.74x = 28,528,513,575.67
  5. Step 5: Solve for x
    x = 28,528,513,575.67/183,985.74
  6. Step 6: Final answer
    x = 155,058.29

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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.