Home / 47,126.55-70,689.77-12,066.15

Finding the Fourth Proportional to 47,126.55, 70,689.77 and 12,066.15

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Solution

The fourth proportional to 47,126.55, 70,689.77 and 12,066.15 is: 18,099.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,126.55 : 70,689.77 = 12,066.15 : x
  2. Step 2: Convert to fraction form
    47,126.55/70,689.77 = 12,066.15/x
  3. Step 3: Cross multiply
    47,126.55x = 70,689.77 × 12,066.15
  4. Step 4: Simplify right side
    47,126.55x = 852,953,368.29
  5. Step 5: Solve for x
    x = 852,953,368.29/47,126.55
  6. Step 6: Final answer
    x = 18,099.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.