Home / 51,549.23-77,320.98-14,106.60

Finding the Fourth Proportional to 51,549.23, 77,320.98 and 14,106.60

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Solution

The fourth proportional to 51,549.23, 77,320.98 and 14,106.60 is: 21,159.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,549.23 : 77,320.98 = 14,106.60 : x
  2. Step 2: Convert to fraction form
    51,549.23/77,320.98 = 14,106.60/x
  3. Step 3: Cross multiply
    51,549.23x = 77,320.98 × 14,106.60
  4. Step 4: Simplify right side
    51,549.23x = 1,090,736,136.47
  5. Step 5: Solve for x
    x = 1,090,736,136.47/51,549.23
  6. Step 6: Final answer
    x = 21,159.12

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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.