Home / 160,424.23-240,872.90-89,485.47

Finding the Fourth Proportional to 160,424.23, 240,872.90 and 89,485.47

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Solution

The fourth proportional to 160,424.23, 240,872.90 and 89,485.47 is: 134,360.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,424.23 : 240,872.90 = 89,485.47 : x
  2. Step 2: Convert to fraction form
    160,424.23/240,872.90 = 89,485.47/x
  3. Step 3: Cross multiply
    160,424.23x = 240,872.90 × 89,485.47
  4. Step 4: Simplify right side
    160,424.23x = 21,554,624,666.76
  5. Step 5: Solve for x
    x = 21,554,624,666.76/160,424.23
  6. Step 6: Final answer
    x = 134,360.16

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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.