Home / 151,979.80-227,948.10-46,809.40

Finding the Fourth Proportional to 151,979.80, 227,948.10 and 46,809.40

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Solution

The fourth proportional to 151,979.80, 227,948.10 and 46,809.40 is: 70,207.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,979.80 : 227,948.10 = 46,809.40 : x
  2. Step 2: Convert to fraction form
    151,979.80/227,948.10 = 46,809.40/x
  3. Step 3: Cross multiply
    151,979.80x = 227,948.10 × 46,809.40
  4. Step 4: Simplify right side
    151,979.80x = 10,670,113,792.14
  5. Step 5: Solve for x
    x = 10,670,113,792.14/151,979.80
  6. Step 6: Final answer
    x = 70,207.45

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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.