Home / 207,588.34-286,518.54-135,926.74

Finding the Fourth Proportional to 207,588.34, 286,518.54 and 135,926.74

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Solution

The fourth proportional to 207,588.34, 286,518.54 and 135,926.74 is: 187,609.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,588.34 : 286,518.54 = 135,926.74 : x
  2. Step 2: Convert to fraction form
    207,588.34/286,518.54 = 135,926.74/x
  3. Step 3: Cross multiply
    207,588.34x = 286,518.54 × 135,926.74
  4. Step 4: Simplify right side
    207,588.34x = 38,945,531,091.76
  5. Step 5: Solve for x
    x = 38,945,531,091.76/207,588.34
  6. Step 6: Final answer
    x = 187,609.43

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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.