Home / 153,722.07-229,054.91-136,953.25

Finding the Fourth Proportional to 153,722.07, 229,054.91 and 136,953.25

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Solution

The fourth proportional to 153,722.07, 229,054.91 and 136,953.25 is: 204,068.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,722.07 : 229,054.91 = 136,953.25 : x
  2. Step 2: Convert to fraction form
    153,722.07/229,054.91 = 136,953.25/x
  3. Step 3: Cross multiply
    153,722.07x = 229,054.91 × 136,953.25
  4. Step 4: Simplify right side
    153,722.07x = 31,369,813,095.55
  5. Step 5: Solve for x
    x = 31,369,813,095.55/153,722.07
  6. Step 6: Final answer
    x = 204,068.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.