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Finding the Fourth Proportional to 26,953.60, 40,430.40 and 24,985.30

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Solution

The fourth proportional to 26,953.60, 40,430.40 and 24,985.30 is: 37,477.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,953.60 : 40,430.40 = 24,985.30 : x
  2. Step 2: Convert to fraction form
    26,953.60/40,430.40 = 24,985.30/x
  3. Step 3: Cross multiply
    26,953.60x = 40,430.40 × 24,985.30
  4. Step 4: Simplify right side
    26,953.60x = 1,010,165,673.12
  5. Step 5: Solve for x
    x = 1,010,165,673.12/26,953.60
  6. Step 6: Final answer
    x = 37,477.95

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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.