Home / 52,557.20-78,835.80-37,869.20

Finding the Fourth Proportional to 52,557.20, 78,835.80 and 37,869.20

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Solution

The fourth proportional to 52,557.20, 78,835.80 and 37,869.20 is: 56,803.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,557.20 : 78,835.80 = 37,869.20 : x
  2. Step 2: Convert to fraction form
    52,557.20/78,835.80 = 37,869.20/x
  3. Step 3: Cross multiply
    52,557.20x = 78,835.80 × 37,869.20
  4. Step 4: Simplify right side
    52,557.20x = 2,985,448,677.36
  5. Step 5: Solve for x
    x = 2,985,448,677.36/52,557.20
  6. Step 6: Final answer
    x = 56,803.80

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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.