Home / 185,931.08-256,584.78-101,048.16

Finding the Fourth Proportional to 185,931.08, 256,584.78 and 101,048.16

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Solution

The fourth proportional to 185,931.08, 256,584.78 and 101,048.16 is: 139,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,931.08 : 256,584.78 = 101,048.16 : x
  2. Step 2: Convert to fraction form
    185,931.08/256,584.78 = 101,048.16/x
  3. Step 3: Cross multiply
    185,931.08x = 256,584.78 × 101,048.16
  4. Step 4: Simplify right side
    185,931.08x = 25,927,419,903.00
  5. Step 5: Solve for x
    x = 25,927,419,903.00/185,931.08
  6. Step 6: Final answer
    x = 139,446.40

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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.