Home / 151,812.40-227,718.60-46,631.20

Finding the Fourth Proportional to 151,812.40, 227,718.60 and 46,631.20

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Solution

The fourth proportional to 151,812.40, 227,718.60 and 46,631.20 is: 69,946.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,812.40 : 227,718.60 = 46,631.20 : x
  2. Step 2: Convert to fraction form
    151,812.40/227,718.60 = 46,631.20/x
  3. Step 3: Cross multiply
    151,812.40x = 227,718.60 × 46,631.20
  4. Step 4: Simplify right side
    151,812.40x = 10,618,791,580.32
  5. Step 5: Solve for x
    x = 10,618,791,580.32/151,812.40
  6. Step 6: Final answer
    x = 69,946.80

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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.