Home / 58,818.63-81,170.46-31,961.55

Finding the Fourth Proportional to 58,818.63, 81,170.46 and 31,961.55

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Solution

The fourth proportional to 58,818.63, 81,170.46 and 31,961.55 is: 44,107.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,818.63 : 81,170.46 = 31,961.55 : x
  2. Step 2: Convert to fraction form
    58,818.63/81,170.46 = 31,961.55/x
  3. Step 3: Cross multiply
    58,818.63x = 81,170.46 × 31,961.55
  4. Step 4: Simplify right side
    58,818.63x = 2,594,333,715.81
  5. Step 5: Solve for x
    x = 2,594,333,715.81/58,818.63
  6. Step 6: Final answer
    x = 44,107.35

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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.