Home / 86,330.48-119,136.28-50,038.94

Finding the Fourth Proportional to 86,330.48, 119,136.28 and 50,038.94

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Solution

The fourth proportional to 86,330.48, 119,136.28 and 50,038.94 is: 69,053.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,330.48 : 119,136.28 = 50,038.94 : x
  2. Step 2: Convert to fraction form
    86,330.48/119,136.28 = 50,038.94/x
  3. Step 3: Cross multiply
    86,330.48x = 119,136.28 × 50,038.94
  4. Step 4: Simplify right side
    86,330.48x = 5,961,453,339.49
  5. Step 5: Solve for x
    x = 5,961,453,339.49/86,330.48
  6. Step 6: Final answer
    x = 69,053.86

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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.