Home / 147,953.19-221,962.67-69,024.36

Finding the Fourth Proportional to 147,953.19, 221,962.67 and 69,024.36

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Solution

The fourth proportional to 147,953.19, 221,962.67 and 69,024.36 is: 103,551.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,953.19 : 221,962.67 = 69,024.36 : x
  2. Step 2: Convert to fraction form
    147,953.19/221,962.67 = 69,024.36/x
  3. Step 3: Cross multiply
    147,953.19x = 221,962.67 × 69,024.36
  4. Step 4: Simplify right side
    147,953.19x = 15,320,830,130.83
  5. Step 5: Solve for x
    x = 15,320,830,130.83/147,953.19
  6. Step 6: Final answer
    x = 103,551.88

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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.