Home / 94,254-129,974.08-62,411.28

Finding the Fourth Proportional to 94,254, 129,974.08 and 62,411.28

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Solution

The fourth proportional to 94,254, 129,974.08 and 62,411.28 is: 86,063.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,254 : 129,974.08 = 62,411.28 : x
  2. Step 2: Convert to fraction form
    94,254/129,974.08 = 62,411.28/x
  3. Step 3: Cross multiply
    94,254x = 129,974.08 × 62,411.28
  4. Step 4: Simplify right side
    94,254x = 8,111,848,699.62
  5. Step 5: Solve for x
    x = 8,111,848,699.62/94,254
  6. Step 6: Final answer
    x = 86,063.71

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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.