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Finding the Fourth Proportional to 32,985.30, 46,121.10 and 32,985.30

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Solution

The fourth proportional to 32,985.30, 46,121.10 and 32,985.30 is: 46,121.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,985.30 : 46,121.10 = 32,985.30 : x
  2. Step 2: Convert to fraction form
    32,985.30/46,121.10 = 32,985.30/x
  3. Step 3: Cross multiply
    32,985.30x = 46,121.10 × 32,985.30
  4. Step 4: Simplify right side
    32,985.30x = 1,521,318,319.83
  5. Step 5: Solve for x
    x = 1,521,318,319.83/32,985.30
  6. Step 6: Final answer
    x = 46,121.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.