Home / 81,837.63-112,927.12-46,020.04

Finding the Fourth Proportional to 81,837.63, 112,927.12 and 46,020.04

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Solution

The fourth proportional to 81,837.63, 112,927.12 and 46,020.04 is: 63,502.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,837.63 : 112,927.12 = 46,020.04 : x
  2. Step 2: Convert to fraction form
    81,837.63/112,927.12 = 46,020.04/x
  3. Step 3: Cross multiply
    81,837.63x = 112,927.12 × 46,020.04
  4. Step 4: Simplify right side
    81,837.63x = 5,196,910,579.48
  5. Step 5: Solve for x
    x = 5,196,910,579.48/81,837.63
  6. Step 6: Final answer
    x = 63,502.70

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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.