Home / 369,443.41-554,188.48-156,171.57

Finding the Fourth Proportional to 369,443.41, 554,188.48 and 156,171.57

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Solution

The fourth proportional to 369,443.41, 554,188.48 and 156,171.57 is: 234,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,443.41 : 554,188.48 = 156,171.57 : x
  2. Step 2: Convert to fraction form
    369,443.41/554,188.48 = 156,171.57/x
  3. Step 3: Cross multiply
    369,443.41x = 554,188.48 × 156,171.57
  4. Step 4: Simplify right side
    369,443.41x = 86,548,484,997.51
  5. Step 5: Solve for x
    x = 86,548,484,997.51/369,443.41
  6. Step 6: Final answer
    x = 234,267.23

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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.