Home / 175,138.04-241,646-107,130.18

Finding the Fourth Proportional to 175,138.04, 241,646 and 107,130.18

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Solution

The fourth proportional to 175,138.04, 241,646 and 107,130.18 is: 147,812.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,138.04 : 241,646 = 107,130.18 : x
  2. Step 2: Convert to fraction form
    175,138.04/241,646 = 107,130.18/x
  3. Step 3: Cross multiply
    175,138.04x = 241,646 × 107,130.18
  4. Step 4: Simplify right side
    175,138.04x = 25,887,579,476.28
  5. Step 5: Solve for x
    x = 25,887,579,476.28/175,138.04
  6. Step 6: Final answer
    x = 147,812.43

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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.