Home / 183,706.29-253,497.18-103,115.34

Finding the Fourth Proportional to 183,706.29, 253,497.18 and 103,115.34

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Solution

The fourth proportional to 183,706.29, 253,497.18 and 103,115.34 is: 142,289.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,706.29 : 253,497.18 = 103,115.34 : x
  2. Step 2: Convert to fraction form
    183,706.29/253,497.18 = 103,115.34/x
  3. Step 3: Cross multiply
    183,706.29x = 253,497.18 × 103,115.34
  4. Step 4: Simplify right side
    183,706.29x = 26,139,447,904.74
  5. Step 5: Solve for x
    x = 26,139,447,904.74/183,706.29
  6. Step 6: Final answer
    x = 142,289.35

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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.