Home / 105,995.86-146,267.40-60,674.20

Finding the Fourth Proportional to 105,995.86, 146,267.40 and 60,674.20

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Solution

The fourth proportional to 105,995.86, 146,267.40 and 60,674.20 is: 83,726.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,995.86 : 146,267.40 = 60,674.20 : x
  2. Step 2: Convert to fraction form
    105,995.86/146,267.40 = 60,674.20/x
  3. Step 3: Cross multiply
    105,995.86x = 146,267.40 × 60,674.20
  4. Step 4: Simplify right side
    105,995.86x = 8,874,657,342.94
  5. Step 5: Solve for x
    x = 8,874,657,342.94/105,995.86
  6. Step 6: Final answer
    x = 83,726.45

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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.