Home / 186,823.68-257,814.54-101,942.16

Finding the Fourth Proportional to 186,823.68, 257,814.54 and 101,942.16

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Solution

The fourth proportional to 186,823.68, 257,814.54 and 101,942.16 is: 140,679.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,823.68 : 257,814.54 = 101,942.16 : x
  2. Step 2: Convert to fraction form
    186,823.68/257,814.54 = 101,942.16/x
  3. Step 3: Cross multiply
    186,823.68x = 257,814.54 × 101,942.16
  4. Step 4: Simplify right side
    186,823.68x = 26,282,171,087.01
  5. Step 5: Solve for x
    x = 26,282,171,087.01/186,823.68
  6. Step 6: Final answer
    x = 140,679.01

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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.