Home / 57,527.99-86,295.89-19,561.79

Finding the Fourth Proportional to 57,527.99, 86,295.89 and 19,561.79

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Solution

The fourth proportional to 57,527.99, 86,295.89 and 19,561.79 is: 29,344.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,527.99 : 86,295.89 = 19,561.79 : x
  2. Step 2: Convert to fraction form
    57,527.99/86,295.89 = 19,561.79/x
  3. Step 3: Cross multiply
    57,527.99x = 86,295.89 × 19,561.79
  4. Step 4: Simplify right side
    57,527.99x = 1,688,101,980.23
  5. Step 5: Solve for x
    x = 1,688,101,980.23/57,527.99
  6. Step 6: Final answer
    x = 29,344.01

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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.