Home / 58,666.48-87,995.30-18,683.85

Finding the Fourth Proportional to 58,666.48, 87,995.30 and 18,683.85

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Solution

The fourth proportional to 58,666.48, 87,995.30 and 18,683.85 is: 28,024.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,666.48 : 87,995.30 = 18,683.85 : x
  2. Step 2: Convert to fraction form
    58,666.48/87,995.30 = 18,683.85/x
  3. Step 3: Cross multiply
    58,666.48x = 87,995.30 × 18,683.85
  4. Step 4: Simplify right side
    58,666.48x = 1,644,090,939.20
  5. Step 5: Solve for x
    x = 1,644,090,939.20/58,666.48
  6. Step 6: Final answer
    x = 28,024.37

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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.