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Finding the Fourth Proportional to 153,151.51, 229,463.46 and 119,484.01

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Solution

The fourth proportional to 153,151.51, 229,463.46 and 119,484.01 is: 179,020.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,151.51 : 229,463.46 = 119,484.01 : x
  2. Step 2: Convert to fraction form
    153,151.51/229,463.46 = 119,484.01/x
  3. Step 3: Cross multiply
    153,151.51x = 229,463.46 × 119,484.01
  4. Step 4: Simplify right side
    153,151.51x = 27,417,214,300.06
  5. Step 5: Solve for x
    x = 27,417,214,300.06/153,151.51
  6. Step 6: Final answer
    x = 179,020.20

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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.