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Finding the Fourth Proportional to 61,328.58, 84,641.27 and 37,450.23

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Solution

The fourth proportional to 61,328.58, 84,641.27 and 37,450.23 is: 51,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,328.58 : 84,641.27 = 37,450.23 : x
  2. Step 2: Convert to fraction form
    61,328.58/84,641.27 = 37,450.23/x
  3. Step 3: Cross multiply
    61,328.58x = 84,641.27 × 37,450.23
  4. Step 4: Simplify right side
    61,328.58x = 3,169,834,841.74
  5. Step 5: Solve for x
    x = 3,169,834,841.74/61,328.58
  6. Step 6: Final answer
    x = 51,686.10

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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.