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Finding the Fourth Proportional to 62,369.79, 86,070.16 and 34,075.68

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Solution

The fourth proportional to 62,369.79, 86,070.16 and 34,075.68 is: 47,024.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,369.79 : 86,070.16 = 34,075.68 : x
  2. Step 2: Convert to fraction form
    62,369.79/86,070.16 = 34,075.68/x
  3. Step 3: Cross multiply
    62,369.79x = 86,070.16 × 34,075.68
  4. Step 4: Simplify right side
    62,369.79x = 2,932,899,229.71
  5. Step 5: Solve for x
    x = 2,932,899,229.71/62,369.79
  6. Step 6: Final answer
    x = 47,024.36

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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.