Home / 67,788.95-93,496.01-40,903.43

Finding the Fourth Proportional to 67,788.95, 93,496.01 and 40,903.43

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Solution

The fourth proportional to 67,788.95, 93,496.01 and 40,903.43 is: 56,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,788.95 : 93,496.01 = 40,903.43 : x
  2. Step 2: Convert to fraction form
    67,788.95/93,496.01 = 40,903.43/x
  3. Step 3: Cross multiply
    67,788.95x = 93,496.01 × 40,903.43
  4. Step 4: Simplify right side
    67,788.95x = 3,824,306,828.32
  5. Step 5: Solve for x
    x = 3,824,306,828.32/67,788.95
  6. Step 6: Final answer
    x = 56,414.90

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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.