Home / 114,286.34-157,715.61-66,572.48

Finding the Fourth Proportional to 114,286.34, 157,715.61 and 66,572.48

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Solution

The fourth proportional to 114,286.34, 157,715.61 and 66,572.48 is: 91,870.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,286.34 : 157,715.61 = 66,572.48 : x
  2. Step 2: Convert to fraction form
    114,286.34/157,715.61 = 66,572.48/x
  3. Step 3: Cross multiply
    114,286.34x = 157,715.61 × 66,572.48
  4. Step 4: Simplify right side
    114,286.34x = 10,499,519,437.06
  5. Step 5: Solve for x
    x = 10,499,519,437.06/114,286.34
  6. Step 6: Final answer
    x = 91,870.29

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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.