Home / 48,285.60-72,514.80-46,730.40

Finding the Fourth Proportional to 48,285.60, 72,514.80 and 46,730.40

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Solution

The fourth proportional to 48,285.60, 72,514.80 and 46,730.40 is: 70,179.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,285.60 : 72,514.80 = 46,730.40 : x
  2. Step 2: Convert to fraction form
    48,285.60/72,514.80 = 46,730.40/x
  3. Step 3: Cross multiply
    48,285.60x = 72,514.80 × 46,730.40
  4. Step 4: Simplify right side
    48,285.60x = 3,388,645,609.92
  5. Step 5: Solve for x
    x = 3,388,645,609.92/48,285.60
  6. Step 6: Final answer
    x = 70,179.22

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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.