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Finding the Fourth Proportional to 67,624.34, 93,320.76 and 37,407.32

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Solution

The fourth proportional to 67,624.34, 93,320.76 and 37,407.32 is: 51,621.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,624.34 : 93,320.76 = 37,407.32 : x
  2. Step 2: Convert to fraction form
    67,624.34/93,320.76 = 37,407.32/x
  3. Step 3: Cross multiply
    67,624.34x = 93,320.76 × 37,407.32
  4. Step 4: Simplify right side
    67,624.34x = 3,490,879,531.96
  5. Step 5: Solve for x
    x = 3,490,879,531.96/67,624.34
  6. Step 6: Final answer
    x = 51,621.64

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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.