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Finding the Fourth Proportional to 61,246.80, 84,533.76 and 37,368.36

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Solution

The fourth proportional to 61,246.80, 84,533.76 and 37,368.36 is: 51,576.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,246.80 : 84,533.76 = 37,368.36 : x
  2. Step 2: Convert to fraction form
    61,246.80/84,533.76 = 37,368.36/x
  3. Step 3: Cross multiply
    61,246.80x = 84,533.76 × 37,368.36
  4. Step 4: Simplify right side
    61,246.80x = 3,158,887,975.83
  5. Step 5: Solve for x
    x = 3,158,887,975.83/61,246.80
  6. Step 6: Final answer
    x = 51,576.38

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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.