Home / 58,741.06-88,108.50-20,787.70

Finding the Fourth Proportional to 58,741.06, 88,108.50 and 20,787.70

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Solution

The fourth proportional to 58,741.06, 88,108.50 and 20,787.70 is: 31,180.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,741.06 : 88,108.50 = 20,787.70 : x
  2. Step 2: Convert to fraction form
    58,741.06/88,108.50 = 20,787.70/x
  3. Step 3: Cross multiply
    58,741.06x = 88,108.50 × 20,787.70
  4. Step 4: Simplify right side
    58,741.06x = 1,831,573,065.45
  5. Step 5: Solve for x
    x = 1,831,573,065.45/58,741.06
  6. Step 6: Final answer
    x = 31,180.46

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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.