Home / 207,513.12-286,365.06-116,869.26

Finding the Fourth Proportional to 207,513.12, 286,365.06 and 116,869.26

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Solution

The fourth proportional to 207,513.12, 286,365.06 and 116,869.26 is: 161,277.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,513.12 : 286,365.06 = 116,869.26 : x
  2. Step 2: Convert to fraction form
    207,513.12/286,365.06 = 116,869.26/x
  3. Step 3: Cross multiply
    207,513.12x = 286,365.06 × 116,869.26
  4. Step 4: Simplify right side
    207,513.12x = 33,467,272,652.06
  5. Step 5: Solve for x
    x = 33,467,272,652.06/207,513.12
  6. Step 6: Final answer
    x = 161,277.86

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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.