Home / 56,814.90-78,404.74-34,166.94

Finding the Fourth Proportional to 56,814.90, 78,404.74 and 34,166.94

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Solution

The fourth proportional to 56,814.90, 78,404.74 and 34,166.94 is: 47,150.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,814.90 : 78,404.74 = 34,166.94 : x
  2. Step 2: Convert to fraction form
    56,814.90/78,404.74 = 34,166.94/x
  3. Step 3: Cross multiply
    56,814.90x = 78,404.74 × 34,166.94
  4. Step 4: Simplify right side
    56,814.90x = 2,678,850,047.30
  5. Step 5: Solve for x
    x = 2,678,850,047.30/56,814.90
  6. Step 6: Final answer
    x = 47,150.48

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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.