Home / 163,960.32-246,011.95-57,420.71

Finding the Fourth Proportional to 163,960.32, 246,011.95 and 57,420.71

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Solution

The fourth proportional to 163,960.32, 246,011.95 and 57,420.71 is: 86,156.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,960.32 : 246,011.95 = 57,420.71 : x
  2. Step 2: Convert to fraction form
    163,960.32/246,011.95 = 57,420.71/x
  3. Step 3: Cross multiply
    163,960.32x = 246,011.95 × 57,420.71
  4. Step 4: Simplify right side
    163,960.32x = 14,126,179,909.84
  5. Step 5: Solve for x
    x = 14,126,179,909.84/163,960.32
  6. Step 6: Final answer
    x = 86,156.09

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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.