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Finding the Fourth Proportional to 107,210.28, 147,957.30 and 59,465.64

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Solution

The fourth proportional to 107,210.28, 147,957.30 and 59,465.64 is: 82,066.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,210.28 : 147,957.30 = 59,465.64 : x
  2. Step 2: Convert to fraction form
    107,210.28/147,957.30 = 59,465.64/x
  3. Step 3: Cross multiply
    107,210.28x = 147,957.30 × 59,465.64
  4. Step 4: Simplify right side
    107,210.28x = 8,798,375,537.17
  5. Step 5: Solve for x
    x = 8,798,375,537.17/107,210.28
  6. Step 6: Final answer
    x = 82,066.53

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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.