Home / 58,108.74-87,173.36-30,020.98

Finding the Fourth Proportional to 58,108.74, 87,173.36 and 30,020.98

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Solution

The fourth proportional to 58,108.74, 87,173.36 and 30,020.98 is: 45,036.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,108.74 : 87,173.36 = 30,020.98 : x
  2. Step 2: Convert to fraction form
    58,108.74/87,173.36 = 30,020.98/x
  3. Step 3: Cross multiply
    58,108.74x = 87,173.36 × 30,020.98
  4. Step 4: Simplify right side
    58,108.74x = 2,617,029,773.95
  5. Step 5: Solve for x
    x = 2,617,029,773.95/58,108.74
  6. Step 6: Final answer
    x = 45,036.77

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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.