Home / 147,911.06-204,117.27-84,285.77

Finding the Fourth Proportional to 147,911.06, 204,117.27 and 84,285.77

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Solution

The fourth proportional to 147,911.06, 204,117.27 and 84,285.77 is: 116,314.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,911.06 : 204,117.27 = 84,285.77 : x
  2. Step 2: Convert to fraction form
    147,911.06/204,117.27 = 84,285.77/x
  3. Step 3: Cross multiply
    147,911.06x = 204,117.27 × 84,285.77
  4. Step 4: Simplify right side
    147,911.06x = 17,204,179,935.59
  5. Step 5: Solve for x
    x = 17,204,179,935.59/147,911.06
  6. Step 6: Final answer
    x = 116,314.36

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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.