Home / 207,045.02-285,720.39-116,401.40

Finding the Fourth Proportional to 207,045.02, 285,720.39 and 116,401.40

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Solution

The fourth proportional to 207,045.02, 285,720.39 and 116,401.40 is: 160,632.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,045.02 : 285,720.39 = 116,401.40 : x
  2. Step 2: Convert to fraction form
    207,045.02/285,720.39 = 116,401.40/x
  3. Step 3: Cross multiply
    207,045.02x = 285,720.39 × 116,401.40
  4. Step 4: Simplify right side
    207,045.02x = 33,258,253,404.55
  5. Step 5: Solve for x
    x = 33,258,253,404.55/207,045.02
  6. Step 6: Final answer
    x = 160,632.96

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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.