Home / 111,038.43-153,232.58-60,051.21

Finding the Fourth Proportional to 111,038.43, 153,232.58 and 60,051.21

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Solution

The fourth proportional to 111,038.43, 153,232.58 and 60,051.21 is: 82,870.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,038.43 : 153,232.58 = 60,051.21 : x
  2. Step 2: Convert to fraction form
    111,038.43/153,232.58 = 60,051.21/x
  3. Step 3: Cross multiply
    111,038.43x = 153,232.58 × 60,051.21
  4. Step 4: Simplify right side
    111,038.43x = 9,201,801,415.93
  5. Step 5: Solve for x
    x = 9,201,801,415.93/111,038.43
  6. Step 6: Final answer
    x = 82,870.42

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1.5x scale

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.