Home / 248,726.07-343,144.51-153,066.69

Finding the Fourth Proportional to 248,726.07, 343,144.51 and 153,066.69

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Solution

The fourth proportional to 248,726.07, 343,144.51 and 153,066.69 is: 211,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,726.07 : 343,144.51 = 153,066.69 : x
  2. Step 2: Convert to fraction form
    248,726.07/343,144.51 = 153,066.69/x
  3. Step 3: Cross multiply
    248,726.07x = 343,144.51 × 153,066.69
  4. Step 4: Simplify right side
    248,726.07x = 52,523,993,954.71
  5. Step 5: Solve for x
    x = 52,523,993,954.71/248,726.07
  6. Step 6: Final answer
    x = 211,172.05

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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.