Home / 120,533.67-180,834.36-44,631.06

Finding the Fourth Proportional to 120,533.67, 180,834.36 and 44,631.06

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Solution

The fourth proportional to 120,533.67, 180,834.36 and 44,631.06 is: 66,959.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,533.67 : 180,834.36 = 44,631.06 : x
  2. Step 2: Convert to fraction form
    120,533.67/180,834.36 = 44,631.06/x
  3. Step 3: Cross multiply
    120,533.67x = 180,834.36 × 44,631.06
  4. Step 4: Simplify right side
    120,533.67x = 8,070,828,948.07
  5. Step 5: Solve for x
    x = 8,070,828,948.07/120,533.67
  6. Step 6: Final answer
    x = 66,959.13

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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.