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Finding the Fourth Proportional to 59,643.58, 82,307.16 and 32,785.51

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Solution

The fourth proportional to 59,643.58, 82,307.16 and 32,785.51 is: 45,243.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,643.58 : 82,307.16 = 32,785.51 : x
  2. Step 2: Convert to fraction form
    59,643.58/82,307.16 = 32,785.51/x
  3. Step 3: Cross multiply
    59,643.58x = 82,307.16 × 32,785.51
  4. Step 4: Simplify right side
    59,643.58x = 2,698,482,217.25
  5. Step 5: Solve for x
    x = 2,698,482,217.25/59,643.58
  6. Step 6: Final answer
    x = 45,243.46

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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.