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Finding the Fourth Proportional to 62,606.58, 86,396.59 and 34,312.20

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Solution

The fourth proportional to 62,606.58, 86,396.59 and 34,312.20 is: 47,350.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,606.58 : 86,396.59 = 34,312.20 : x
  2. Step 2: Convert to fraction form
    62,606.58/86,396.59 = 34,312.20/x
  3. Step 3: Cross multiply
    62,606.58x = 86,396.59 × 34,312.20
  4. Step 4: Simplify right side
    62,606.58x = 2,964,457,075.40
  5. Step 5: Solve for x
    x = 2,964,457,075.40/62,606.58
  6. Step 6: Final answer
    x = 47,350.57

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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.