Home / 68,038.16-93,938.48-60,845.76

Finding the Fourth Proportional to 68,038.16, 93,938.48 and 60,845.76

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Solution

The fourth proportional to 68,038.16, 93,938.48 and 60,845.76 is: 84,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,038.16 : 93,938.48 = 60,845.76 : x
  2. Step 2: Convert to fraction form
    68,038.16/93,938.48 = 60,845.76/x
  3. Step 3: Cross multiply
    68,038.16x = 93,938.48 × 60,845.76
  4. Step 4: Simplify right side
    68,038.16x = 5,715,757,904.62
  5. Step 5: Solve for x
    x = 5,715,757,904.62/68,038.16
  6. Step 6: Final answer
    x = 84,008.13

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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.