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Finding the Fourth Proportional to 151,807.47, 227,710.73 and 40,999.47

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Solution

The fourth proportional to 151,807.47, 227,710.73 and 40,999.47 is: 61,499.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,807.47 : 227,710.73 = 40,999.47 : x
  2. Step 2: Convert to fraction form
    151,807.47/227,710.73 = 40,999.47/x
  3. Step 3: Cross multiply
    151,807.47x = 227,710.73 × 40,999.47
  4. Step 4: Simplify right side
    151,807.47x = 9,336,019,038.32
  5. Step 5: Solve for x
    x = 9,336,019,038.32/151,807.47
  6. Step 6: Final answer
    x = 61,499.08

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1.5x scale

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.