Home / 89,108.04-122,969.01-48,824.31

Finding the Fourth Proportional to 89,108.04, 122,969.01 and 48,824.31

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Solution

The fourth proportional to 89,108.04, 122,969.01 and 48,824.31 is: 67,377.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,108.04 : 122,969.01 = 48,824.31 : x
  2. Step 2: Convert to fraction form
    89,108.04/122,969.01 = 48,824.31/x
  3. Step 3: Cross multiply
    89,108.04x = 122,969.01 × 48,824.31
  4. Step 4: Simplify right side
    89,108.04x = 6,003,877,064.63
  5. Step 5: Solve for x
    x = 6,003,877,064.63/89,108.04
  6. Step 6: Final answer
    x = 67,377.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.