Home / 207,609.46-286,501.04-112,116.16

Finding the Fourth Proportional to 207,609.46, 286,501.04 and 112,116.16

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Solution

The fourth proportional to 207,609.46, 286,501.04 and 112,116.16 is: 154,720.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,609.46 : 286,501.04 = 112,116.16 : x
  2. Step 2: Convert to fraction form
    207,609.46/286,501.04 = 112,116.16/x
  3. Step 3: Cross multiply
    207,609.46x = 286,501.04 × 112,116.16
  4. Step 4: Simplify right side
    207,609.46x = 32,121,395,800.48
  5. Step 5: Solve for x
    x = 32,121,395,800.48/207,609.46
  6. Step 6: Final answer
    x = 154,720.29

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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.