Home / 68,544.54-102,478.77-58,130.64

Finding the Fourth Proportional to 68,544.54, 102,478.77 and 58,130.64

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Solution

The fourth proportional to 68,544.54, 102,478.77 and 58,130.64 is: 86,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,544.54 : 102,478.77 = 58,130.64 : x
  2. Step 2: Convert to fraction form
    68,544.54/102,478.77 = 58,130.64/x
  3. Step 3: Cross multiply
    68,544.54x = 102,478.77 × 58,130.64
  4. Step 4: Simplify right side
    68,544.54x = 5,957,156,486.51
  5. Step 5: Solve for x
    x = 5,957,156,486.51/68,544.54
  6. Step 6: Final answer
    x = 86,909.28

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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.