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Finding the Fourth Proportional to 62,421.60, 93,656.04 and 37,479.07

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Solution

The fourth proportional to 62,421.60, 93,656.04 and 37,479.07 is: 56,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,421.60 : 93,656.04 = 37,479.07 : x
  2. Step 2: Convert to fraction form
    62,421.60/93,656.04 = 37,479.07/x
  3. Step 3: Cross multiply
    62,421.60x = 93,656.04 × 37,479.07
  4. Step 4: Simplify right side
    62,421.60x = 3,510,141,279.08
  5. Step 5: Solve for x
    x = 3,510,141,279.08/62,421.60
  6. Step 6: Final answer
    x = 56,232.80

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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.