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Finding the Fourth Proportional to 74,792.52, 103,261.50 and 46,536.48

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Solution

The fourth proportional to 74,792.52, 103,261.50 and 46,536.48 is: 64,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,792.52 : 103,261.50 = 46,536.48 : x
  2. Step 2: Convert to fraction form
    74,792.52/103,261.50 = 46,536.48/x
  3. Step 3: Cross multiply
    74,792.52x = 103,261.50 × 46,536.48
  4. Step 4: Simplify right side
    74,792.52x = 4,805,426,729.52
  5. Step 5: Solve for x
    x = 4,805,426,729.52/74,792.52
  6. Step 6: Final answer
    x = 64,250.10

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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.