Home / 86,700.24-119,606.76-76,057.92

Finding the Fourth Proportional to 86,700.24, 119,606.76 and 76,057.92

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Solution

The fourth proportional to 86,700.24, 119,606.76 and 76,057.92 is: 104,925.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,700.24 : 119,606.76 = 76,057.92 : x
  2. Step 2: Convert to fraction form
    86,700.24/119,606.76 = 76,057.92/x
  3. Step 3: Cross multiply
    86,700.24x = 119,606.76 × 76,057.92
  4. Step 4: Simplify right side
    86,700.24x = 9,097,041,383.54
  5. Step 5: Solve for x
    x = 9,097,041,383.54/86,700.24
  6. Step 6: Final answer
    x = 104,925.22

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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.