Home / 152,356.61-228,471.73-57,570.41

Finding the Fourth Proportional to 152,356.61, 228,471.73 and 57,570.41

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Solution

The fourth proportional to 152,356.61, 228,471.73 and 57,570.41 is: 86,331.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,356.61 : 228,471.73 = 57,570.41 : x
  2. Step 2: Convert to fraction form
    152,356.61/228,471.73 = 57,570.41/x
  3. Step 3: Cross multiply
    152,356.61x = 228,471.73 × 57,570.41
  4. Step 4: Simplify right side
    152,356.61x = 13,153,211,169.51
  5. Step 5: Solve for x
    x = 13,153,211,169.51/152,356.61
  6. Step 6: Final answer
    x = 86,331.74

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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.