Home / 177,897.40-266,846.10-53,222.20

Finding the Fourth Proportional to 177,897.40, 266,846.10 and 53,222.20

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Solution

The fourth proportional to 177,897.40, 266,846.10 and 53,222.20 is: 79,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,897.40 : 266,846.10 = 53,222.20 : x
  2. Step 2: Convert to fraction form
    177,897.40/266,846.10 = 53,222.20/x
  3. Step 3: Cross multiply
    177,897.40x = 266,846.10 × 53,222.20
  4. Step 4: Simplify right side
    177,897.40x = 14,202,136,503.42
  5. Step 5: Solve for x
    x = 14,202,136,503.42/177,897.40
  6. Step 6: Final answer
    x = 79,833.30

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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.