Home / 153,954.10-230,873.55-54,075.70

Finding the Fourth Proportional to 153,954.10, 230,873.55 and 54,075.70

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Solution

The fourth proportional to 153,954.10, 230,873.55 and 54,075.70 is: 81,093.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,954.10 : 230,873.55 = 54,075.70 : x
  2. Step 2: Convert to fraction form
    153,954.10/230,873.55 = 54,075.70/x
  3. Step 3: Cross multiply
    153,954.10x = 230,873.55 × 54,075.70
  4. Step 4: Simplify right side
    153,954.10x = 12,484,648,827.74
  5. Step 5: Solve for x
    x = 12,484,648,827.74/153,954.10
  6. Step 6: Final answer
    x = 81,093.32

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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.