Home / 76,030.54-114,006.87-40,512.10

Finding the Fourth Proportional to 76,030.54, 114,006.87 and 40,512.10

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Solution

The fourth proportional to 76,030.54, 114,006.87 and 40,512.10 is: 60,747.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,030.54 : 114,006.87 = 40,512.10 : x
  2. Step 2: Convert to fraction form
    76,030.54/114,006.87 = 40,512.10/x
  3. Step 3: Cross multiply
    76,030.54x = 114,006.87 × 40,512.10
  4. Step 4: Simplify right side
    76,030.54x = 4,618,657,718.13
  5. Step 5: Solve for x
    x = 4,618,657,718.13/76,030.54
  6. Step 6: Final answer
    x = 60,747.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.