Home / 48,285.28-72,320.88-37,109.68

Finding the Fourth Proportional to 48,285.28, 72,320.88 and 37,109.68

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Solution

The fourth proportional to 48,285.28, 72,320.88 and 37,109.68 is: 55,582.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,285.28 : 72,320.88 = 37,109.68 : x
  2. Step 2: Convert to fraction form
    48,285.28/72,320.88 = 37,109.68/x
  3. Step 3: Cross multiply
    48,285.28x = 72,320.88 × 37,109.68
  4. Step 4: Simplify right side
    48,285.28x = 2,683,804,714.12
  5. Step 5: Solve for x
    x = 2,683,804,714.12/48,285.28
  6. Step 6: Final answer
    x = 55,582.25

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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.