Home / 48,714.62-67,210.86-28,572.35

Finding the Fourth Proportional to 48,714.62, 67,210.86 and 28,572.35

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Solution

The fourth proportional to 48,714.62, 67,210.86 and 28,572.35 is: 39,420.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,714.62 : 67,210.86 = 28,572.35 : x
  2. Step 2: Convert to fraction form
    48,714.62/67,210.86 = 28,572.35/x
  3. Step 3: Cross multiply
    48,714.62x = 67,210.86 × 28,572.35
  4. Step 4: Simplify right side
    48,714.62x = 1,920,371,986.81
  5. Step 5: Solve for x
    x = 1,920,371,986.81/48,714.62
  6. Step 6: Final answer
    x = 39,420.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.