Home / 67,623.48-93,316.32-40,774.68

Finding the Fourth Proportional to 67,623.48, 93,316.32 and 40,774.68

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Solution

The fourth proportional to 67,623.48, 93,316.32 and 40,774.68 is: 56,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,623.48 : 93,316.32 = 40,774.68 : x
  2. Step 2: Convert to fraction form
    67,623.48/93,316.32 = 40,774.68/x
  3. Step 3: Cross multiply
    67,623.48x = 93,316.32 × 40,774.68
  4. Step 4: Simplify right side
    67,623.48x = 3,804,943,086.78
  5. Step 5: Solve for x
    x = 3,804,943,086.78/67,623.48
  6. Step 6: Final answer
    x = 56,266.60

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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.