Home / 29,885.06-44,702.73-20,999.76

Finding the Fourth Proportional to 29,885.06, 44,702.73 and 20,999.76

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Solution

The fourth proportional to 29,885.06, 44,702.73 and 20,999.76 is: 31,411.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,885.06 : 44,702.73 = 20,999.76 : x
  2. Step 2: Convert to fraction form
    29,885.06/44,702.73 = 20,999.76/x
  3. Step 3: Cross multiply
    29,885.06x = 44,702.73 × 20,999.76
  4. Step 4: Simplify right side
    29,885.06x = 938,746,601.34
  5. Step 5: Solve for x
    x = 938,746,601.34/29,885.06
  6. Step 6: Final answer
    x = 31,411.91

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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.