Home / 102,283.66-141,168.27-64,057.69

Finding the Fourth Proportional to 102,283.66, 141,168.27 and 64,057.69

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Solution

The fourth proportional to 102,283.66, 141,168.27 and 64,057.69 is: 88,410.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,283.66 : 141,168.27 = 64,057.69 : x
  2. Step 2: Convert to fraction form
    102,283.66/141,168.27 = 64,057.69/x
  3. Step 3: Cross multiply
    102,283.66x = 141,168.27 × 64,057.69
  4. Step 4: Simplify right side
    102,283.66x = 9,042,913,277.50
  5. Step 5: Solve for x
    x = 9,042,913,277.50/102,283.66
  6. Step 6: Final answer
    x = 88,410.15

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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.