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Finding the Fourth Proportional to 64,285.28, 88,710.71 and 35,603.00

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Solution

The fourth proportional to 64,285.28, 88,710.71 and 35,603.00 is: 49,130.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,285.28 : 88,710.71 = 35,603.00 : x
  2. Step 2: Convert to fraction form
    64,285.28/88,710.71 = 35,603.00/x
  3. Step 3: Cross multiply
    64,285.28x = 88,710.71 × 35,603.00
  4. Step 4: Simplify right side
    64,285.28x = 3,158,367,718.91
  5. Step 5: Solve for x
    x = 3,158,367,718.91/64,285.28
  6. Step 6: Final answer
    x = 49,130.49

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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.