Home / 111,038.94-153,233.18-60,051.60

Finding the Fourth Proportional to 111,038.94, 153,233.18 and 60,051.60

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Solution

The fourth proportional to 111,038.94, 153,233.18 and 60,051.60 is: 82,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,038.94 : 153,233.18 = 60,051.60 : x
  2. Step 2: Convert to fraction form
    111,038.94/153,233.18 = 60,051.60/x
  3. Step 3: Cross multiply
    111,038.94x = 153,233.18 × 60,051.60
  4. Step 4: Simplify right side
    111,038.94x = 9,201,898,072.44
  5. Step 5: Solve for x
    x = 9,201,898,072.44/111,038.94
  6. Step 6: Final answer
    x = 82,870.91

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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.