Home / 185,931.58-256,585.47-101,048.66

Finding the Fourth Proportional to 185,931.58, 256,585.47 and 101,048.66

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Solution

The fourth proportional to 185,931.58, 256,585.47 and 101,048.66 is: 139,447.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,931.58 : 256,585.47 = 101,048.66 : x
  2. Step 2: Convert to fraction form
    185,931.58/256,585.47 = 101,048.66/x
  3. Step 3: Cross multiply
    185,931.58x = 256,585.47 × 101,048.66
  4. Step 4: Simplify right side
    185,931.58x = 25,927,617,918.97
  5. Step 5: Solve for x
    x = 25,927,617,918.97/185,931.58
  6. Step 6: Final answer
    x = 139,447.09

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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.