Home / 248,557.80-343,018.35-141,124.26

Finding the Fourth Proportional to 248,557.80, 343,018.35 and 141,124.26

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Solution

The fourth proportional to 248,557.80, 343,018.35 and 141,124.26 is: 194,756.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,557.80 : 343,018.35 = 141,124.26 : x
  2. Step 2: Convert to fraction form
    248,557.80/343,018.35 = 141,124.26/x
  3. Step 3: Cross multiply
    248,557.80x = 343,018.35 × 141,124.26
  4. Step 4: Simplify right side
    248,557.80x = 48,408,210,810.17
  5. Step 5: Solve for x
    x = 48,408,210,810.17/248,557.80
  6. Step 6: Final answer
    x = 194,756.35

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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.