Home / 105,046.92-157,635.99-70,011.18

Finding the Fourth Proportional to 105,046.92, 157,635.99 and 70,011.18

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Solution

The fourth proportional to 105,046.92, 157,635.99 and 70,011.18 is: 105,060.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,046.92 : 157,635.99 = 70,011.18 : x
  2. Step 2: Convert to fraction form
    105,046.92/157,635.99 = 70,011.18/x
  3. Step 3: Cross multiply
    105,046.92x = 157,635.99 × 70,011.18
  4. Step 4: Simplify right side
    105,046.92x = 11,036,281,670.37
  5. Step 5: Solve for x
    x = 11,036,281,670.37/105,046.92
  6. Step 6: Final answer
    x = 105,060.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.