Home / 186,410.28-257,249.18-101,527.35

Finding the Fourth Proportional to 186,410.28, 257,249.18 and 101,527.35

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Solution

The fourth proportional to 186,410.28, 257,249.18 and 101,527.35 is: 140,109.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,410.28 : 257,249.18 = 101,527.35 : x
  2. Step 2: Convert to fraction form
    186,410.28/257,249.18 = 101,527.35/x
  3. Step 3: Cross multiply
    186,410.28x = 257,249.18 × 101,527.35
  4. Step 4: Simplify right side
    186,410.28x = 26,117,827,535.07
  5. Step 5: Solve for x
    x = 26,117,827,535.07/186,410.28
  6. Step 6: Final answer
    x = 140,109.37

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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.