Home / 283,153.23-424,729.41-194,136.87

Finding the Fourth Proportional to 283,153.23, 424,729.41 and 194,136.87

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Solution

The fourth proportional to 283,153.23, 424,729.41 and 194,136.87 is: 291,205.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,153.23 : 424,729.41 = 194,136.87 : x
  2. Step 2: Convert to fraction form
    283,153.23/424,729.41 = 194,136.87/x
  3. Step 3: Cross multiply
    283,153.23x = 424,729.41 × 194,136.87
  4. Step 4: Simplify right side
    283,153.23x = 82,455,638,254.35
  5. Step 5: Solve for x
    x = 82,455,638,254.35/283,153.23
  6. Step 6: Final answer
    x = 291,205.01

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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.