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Finding the Fourth Proportional to 67,964.38, 93,681.74 and 46,153.80

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Solution

The fourth proportional to 67,964.38, 93,681.74 and 46,153.80 is: 63,618.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,964.38 : 93,681.74 = 46,153.80 : x
  2. Step 2: Convert to fraction form
    67,964.38/93,681.74 = 46,153.80/x
  3. Step 3: Cross multiply
    67,964.38x = 93,681.74 × 46,153.80
  4. Step 4: Simplify right side
    67,964.38x = 4,323,768,291.61
  5. Step 5: Solve for x
    x = 4,323,768,291.61/67,964.38
  6. Step 6: Final answer
    x = 63,618.15

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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.