Home / 153,054.07-229,580.74-40,734.25

Finding the Fourth Proportional to 153,054.07, 229,580.74 and 40,734.25

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Solution

The fourth proportional to 153,054.07, 229,580.74 and 40,734.25 is: 61,101.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,054.07 : 229,580.74 = 40,734.25 : x
  2. Step 2: Convert to fraction form
    153,054.07/229,580.74 = 40,734.25/x
  3. Step 3: Cross multiply
    153,054.07x = 229,580.74 × 40,734.25
  4. Step 4: Simplify right side
    153,054.07x = 9,351,799,258.35
  5. Step 5: Solve for x
    x = 9,351,799,258.35/153,054.07
  6. Step 6: Final answer
    x = 61,101.28

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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.