Home / 60,018.48-82,779.44-36,120.24

Finding the Fourth Proportional to 60,018.48, 82,779.44 and 36,120.24

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Solution

The fourth proportional to 60,018.48, 82,779.44 and 36,120.24 is: 49,818.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,018.48 : 82,779.44 = 36,120.24 : x
  2. Step 2: Convert to fraction form
    60,018.48/82,779.44 = 36,120.24/x
  3. Step 3: Cross multiply
    60,018.48x = 82,779.44 × 36,120.24
  4. Step 4: Simplify right side
    60,018.48x = 2,990,013,239.87
  5. Step 5: Solve for x
    x = 2,990,013,239.87/60,018.48
  6. Step 6: Final answer
    x = 49,818.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.