Home / 58,351.80-87,533.15-45,218.91

Finding the Fourth Proportional to 58,351.80, 87,533.15 and 45,218.91

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Solution

The fourth proportional to 58,351.80, 87,533.15 and 45,218.91 is: 67,832.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,351.80 : 87,533.15 = 45,218.91 : x
  2. Step 2: Convert to fraction form
    58,351.80/87,533.15 = 45,218.91/x
  3. Step 3: Cross multiply
    58,351.80x = 87,533.15 × 45,218.91
  4. Step 4: Simplify right side
    58,351.80x = 3,958,153,405.77
  5. Step 5: Solve for x
    x = 3,958,153,405.77/58,351.80
  6. Step 6: Final answer
    x = 67,832.58

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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.