Home / 48,405.72-72,595.62-13,347.30

Finding the Fourth Proportional to 48,405.72, 72,595.62 and 13,347.30

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Solution

The fourth proportional to 48,405.72, 72,595.62 and 13,347.30 is: 20,017.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,405.72 : 72,595.62 = 13,347.30 : x
  2. Step 2: Convert to fraction form
    48,405.72/72,595.62 = 13,347.30/x
  3. Step 3: Cross multiply
    48,405.72x = 72,595.62 × 13,347.30
  4. Step 4: Simplify right side
    48,405.72x = 968,955,518.83
  5. Step 5: Solve for x
    x = 968,955,518.83/48,405.72
  6. Step 6: Final answer
    x = 20,017.38

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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.