Home / 81,860.08-112,966.75-46,050.12

Finding the Fourth Proportional to 81,860.08, 112,966.75 and 46,050.12

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Solution

The fourth proportional to 81,860.08, 112,966.75 and 46,050.12 is: 63,549.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,860.08 : 112,966.75 = 46,050.12 : x
  2. Step 2: Convert to fraction form
    81,860.08/112,966.75 = 46,050.12/x
  3. Step 3: Cross multiply
    81,860.08x = 112,966.75 × 46,050.12
  4. Step 4: Simplify right side
    81,860.08x = 5,202,131,598.43
  5. Step 5: Solve for x
    x = 5,202,131,598.43/81,860.08
  6. Step 6: Final answer
    x = 63,549.07

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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.