Home / 58,346.40-87,625.20-51,088.80

Finding the Fourth Proportional to 58,346.40, 87,625.20 and 51,088.80

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Solution

The fourth proportional to 58,346.40, 87,625.20 and 51,088.80 is: 76,725.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,346.40 : 87,625.20 = 51,088.80 : x
  2. Step 2: Convert to fraction form
    58,346.40/87,625.20 = 51,088.80/x
  3. Step 3: Cross multiply
    58,346.40x = 87,625.20 × 51,088.80
  4. Step 4: Simplify right side
    58,346.40x = 4,476,666,317.76
  5. Step 5: Solve for x
    x = 4,476,666,317.76/58,346.40
  6. Step 6: Final answer
    x = 76,725.66

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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.