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Finding the Fourth Proportional to 35,907.58, 53,788.47 and 18,127.27

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Solution

The fourth proportional to 35,907.58, 53,788.47 and 18,127.27 is: 27,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,907.58 : 53,788.47 = 18,127.27 : x
  2. Step 2: Convert to fraction form
    35,907.58/53,788.47 = 18,127.27/x
  3. Step 3: Cross multiply
    35,907.58x = 53,788.47 × 18,127.27
  4. Step 4: Simplify right side
    35,907.58x = 975,038,118.58
  5. Step 5: Solve for x
    x = 975,038,118.58/35,907.58
  6. Step 6: Final answer
    x = 27,154.10

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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.