Home / 56,852.50-85,298.42-19,438.91

Finding the Fourth Proportional to 56,852.50, 85,298.42 and 19,438.91

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Solution

The fourth proportional to 56,852.50, 85,298.42 and 19,438.91 is: 29,165.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,852.50 : 85,298.42 = 19,438.91 : x
  2. Step 2: Convert to fraction form
    56,852.50/85,298.42 = 19,438.91/x
  3. Step 3: Cross multiply
    56,852.50x = 85,298.42 × 19,438.91
  4. Step 4: Simplify right side
    56,852.50x = 1,658,107,785.84
  5. Step 5: Solve for x
    x = 1,658,107,785.84/56,852.50
  6. Step 6: Final answer
    x = 29,165.08

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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.