Home / 207,407.34-286,207.29-116,758.62

Finding the Fourth Proportional to 207,407.34, 286,207.29 and 116,758.62

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Solution

The fourth proportional to 207,407.34, 286,207.29 and 116,758.62 is: 161,118.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,407.34 : 286,207.29 = 116,758.62 : x
  2. Step 2: Convert to fraction form
    207,407.34/286,207.29 = 116,758.62/x
  3. Step 3: Cross multiply
    207,407.34x = 286,207.29 × 116,758.62
  4. Step 4: Simplify right side
    207,407.34x = 33,417,168,214.34
  5. Step 5: Solve for x
    x = 33,417,168,214.34/207,407.34
  6. Step 6: Final answer
    x = 161,118.54

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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.