Home / 183,946.68-253,851.51-103,381.56

Finding the Fourth Proportional to 183,946.68, 253,851.51 and 103,381.56

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Solution

The fourth proportional to 183,946.68, 253,851.51 and 103,381.56 is: 142,669.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,946.68 : 253,851.51 = 103,381.56 : x
  2. Step 2: Convert to fraction form
    183,946.68/253,851.51 = 103,381.56/x
  3. Step 3: Cross multiply
    183,946.68x = 253,851.51 × 103,381.56
  4. Step 4: Simplify right side
    183,946.68x = 26,243,565,112.16
  5. Step 5: Solve for x
    x = 26,243,565,112.16/183,946.68
  6. Step 6: Final answer
    x = 142,669.41

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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.