Home / 186,527.08-257,407.38-101,644.12

Finding the Fourth Proportional to 186,527.08, 257,407.38 and 101,644.12

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Solution

The fourth proportional to 186,527.08, 257,407.38 and 101,644.12 is: 140,268.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,527.08 : 257,407.38 = 101,644.12 : x
  2. Step 2: Convert to fraction form
    186,527.08/257,407.38 = 101,644.12/x
  3. Step 3: Cross multiply
    186,527.08x = 257,407.38 × 101,644.12
  4. Step 4: Simplify right side
    186,527.08x = 26,163,946,621.61
  5. Step 5: Solve for x
    x = 26,163,946,621.61/186,527.08
  6. Step 6: Final answer
    x = 140,268.89

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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.