Home / 207,090.59-285,779.30-116,444.22

Finding the Fourth Proportional to 207,090.59, 285,779.30 and 116,444.22

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Solution

The fourth proportional to 207,090.59, 285,779.30 and 116,444.22 is: 160,689.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,090.59 : 285,779.30 = 116,444.22 : x
  2. Step 2: Convert to fraction form
    207,090.59/285,779.30 = 116,444.22/x
  3. Step 3: Cross multiply
    207,090.59x = 285,779.30 × 116,444.22
  4. Step 4: Simplify right side
    207,090.59x = 33,277,347,634.26
  5. Step 5: Solve for x
    x = 33,277,347,634.26/207,090.59
  6. Step 6: Final answer
    x = 160,689.81

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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.