Home / 186,548.38-257,438.58-101,667.26

Finding the Fourth Proportional to 186,548.38, 257,438.58 and 101,667.26

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Solution

The fourth proportional to 186,548.38, 257,438.58 and 101,667.26 is: 140,301.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,548.38 : 257,438.58 = 101,667.26 : x
  2. Step 2: Convert to fraction form
    186,548.38/257,438.58 = 101,667.26/x
  3. Step 3: Cross multiply
    186,548.38x = 257,438.58 × 101,667.26
  4. Step 4: Simplify right side
    186,548.38x = 26,173,075,046.89
  5. Step 5: Solve for x
    x = 26,173,075,046.89/186,548.38
  6. Step 6: Final answer
    x = 140,301.81

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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.