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Finding the Fourth Proportional to 58,373.85, 87,571.71 and 18,925.84

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Solution

The fourth proportional to 58,373.85, 87,571.71 and 18,925.84 is: 28,392.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,373.85 : 87,571.71 = 18,925.84 : x
  2. Step 2: Convert to fraction form
    58,373.85/87,571.71 = 18,925.84/x
  3. Step 3: Cross multiply
    58,373.85x = 87,571.71 × 18,925.84
  4. Step 4: Simplify right side
    58,373.85x = 1,657,368,171.99
  5. Step 5: Solve for x
    x = 1,657,368,171.99/58,373.85
  6. Step 6: Final answer
    x = 28,392.31

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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.