Home / 98,802.06-148,096.89-42,668.70

Finding the Fourth Proportional to 98,802.06, 148,096.89 and 42,668.70

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Solution

The fourth proportional to 98,802.06, 148,096.89 and 42,668.70 is: 63,957.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,802.06 : 148,096.89 = 42,668.70 : x
  2. Step 2: Convert to fraction form
    98,802.06/148,096.89 = 42,668.70/x
  3. Step 3: Cross multiply
    98,802.06x = 148,096.89 × 42,668.70
  4. Step 4: Simplify right side
    98,802.06x = 6,319,101,770.34
  5. Step 5: Solve for x
    x = 6,319,101,770.34/98,802.06
  6. Step 6: Final answer
    x = 63,957.19

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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.