Home / 114,962.40-172,123.20-58,681.44

Finding the Fourth Proportional to 114,962.40, 172,123.20 and 58,681.44

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Solution

The fourth proportional to 114,962.40, 172,123.20 and 58,681.44 is: 87,858.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,962.40 : 172,123.20 = 58,681.44 : x
  2. Step 2: Convert to fraction form
    114,962.40/172,123.20 = 58,681.44/x
  3. Step 3: Cross multiply
    114,962.40x = 172,123.20 × 58,681.44
  4. Step 4: Simplify right side
    114,962.40x = 10,100,437,233.41
  5. Step 5: Solve for x
    x = 10,100,437,233.41/114,962.40
  6. Step 6: Final answer
    x = 87,858.61

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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.