Home / 99,160.63-136,841.23-53,838.24

Finding the Fourth Proportional to 99,160.63, 136,841.23 and 53,838.24

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Solution

The fourth proportional to 99,160.63, 136,841.23 and 53,838.24 is: 74,296.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,160.63 : 136,841.23 = 53,838.24 : x
  2. Step 2: Convert to fraction form
    99,160.63/136,841.23 = 53,838.24/x
  3. Step 3: Cross multiply
    99,160.63x = 136,841.23 × 53,838.24
  4. Step 4: Simplify right side
    99,160.63x = 7,367,290,982.64
  5. Step 5: Solve for x
    x = 7,367,290,982.64/99,160.63
  6. Step 6: Final answer
    x = 74,296.53

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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.