Home / 106,929.48-147,557.42-60,990.94

Finding the Fourth Proportional to 106,929.48, 147,557.42 and 60,990.94

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Solution

The fourth proportional to 106,929.48, 147,557.42 and 60,990.94 is: 84,164.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,929.48 : 147,557.42 = 60,990.94 : x
  2. Step 2: Convert to fraction form
    106,929.48/147,557.42 = 60,990.94/x
  3. Step 3: Cross multiply
    106,929.48x = 147,557.42 × 60,990.94
  4. Step 4: Simplify right side
    106,929.48x = 8,999,665,749.77
  5. Step 5: Solve for x
    x = 8,999,665,749.77/106,929.48
  6. Step 6: Final answer
    x = 84,164.50

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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.