Home / 47,140.17-70,729.83-19,080.06

Finding the Fourth Proportional to 47,140.17, 70,729.83 and 19,080.06

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Solution

The fourth proportional to 47,140.17, 70,729.83 and 19,080.06 is: 28,628.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,140.17 : 70,729.83 = 19,080.06 : x
  2. Step 2: Convert to fraction form
    47,140.17/70,729.83 = 19,080.06/x
  3. Step 3: Cross multiply
    47,140.17x = 70,729.83 × 19,080.06
  4. Step 4: Simplify right side
    47,140.17x = 1,349,529,400.19
  5. Step 5: Solve for x
    x = 1,349,529,400.19/47,140.17
  6. Step 6: Final answer
    x = 28,628.01

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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.