Home / 52,671.65-72,693.59-30,018.80

Finding the Fourth Proportional to 52,671.65, 72,693.59 and 30,018.80

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Solution

The fourth proportional to 52,671.65, 72,693.59 and 30,018.80 is: 41,429.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,671.65 : 72,693.59 = 30,018.80 : x
  2. Step 2: Convert to fraction form
    52,671.65/72,693.59 = 30,018.80/x
  3. Step 3: Cross multiply
    52,671.65x = 72,693.59 × 30,018.80
  4. Step 4: Simplify right side
    52,671.65x = 2,182,174,371.13
  5. Step 5: Solve for x
    x = 2,182,174,371.13/52,671.65
  6. Step 6: Final answer
    x = 41,429.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.