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Finding the Fourth Proportional to 39,533.80, 59,300.70 and 37,827.40

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Solution

The fourth proportional to 39,533.80, 59,300.70 and 37,827.40 is: 56,741.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,533.80 : 59,300.70 = 37,827.40 : x
  2. Step 2: Convert to fraction form
    39,533.80/59,300.70 = 37,827.40/x
  3. Step 3: Cross multiply
    39,533.80x = 59,300.70 × 37,827.40
  4. Step 4: Simplify right side
    39,533.80x = 2,243,191,299.18
  5. Step 5: Solve for x
    x = 2,243,191,299.18/39,533.80
  6. Step 6: Final answer
    x = 56,741.10

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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.