Home / 48,848.07-67,378.45-30,924.39

Finding the Fourth Proportional to 48,848.07, 67,378.45 and 30,924.39

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Solution

The fourth proportional to 48,848.07, 67,378.45 and 30,924.39 is: 42,655.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,848.07 : 67,378.45 = 30,924.39 : x
  2. Step 2: Convert to fraction form
    48,848.07/67,378.45 = 30,924.39/x
  3. Step 3: Cross multiply
    48,848.07x = 67,378.45 × 30,924.39
  4. Step 4: Simplify right side
    48,848.07x = 2,083,637,465.40
  5. Step 5: Solve for x
    x = 2,083,637,465.40/48,848.07
  6. Step 6: Final answer
    x = 42,655.47

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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.