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Finding the Fourth Proportional to 64,036.68, 88,369.66 and 35,356.68

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Solution

The fourth proportional to 64,036.68, 88,369.66 and 35,356.68 is: 48,791.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,036.68 : 88,369.66 = 35,356.68 : x
  2. Step 2: Convert to fraction form
    64,036.68/88,369.66 = 35,356.68/x
  3. Step 3: Cross multiply
    64,036.68x = 88,369.66 × 35,356.68
  4. Step 4: Simplify right side
    64,036.68x = 3,124,457,834.52
  5. Step 5: Solve for x
    x = 3,124,457,834.52/64,036.68
  6. Step 6: Final answer
    x = 48,791.69

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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.