Home / 111,212.32-153,473.04-60,912.16

Finding the Fourth Proportional to 111,212.32, 153,473.04 and 60,912.16

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Solution

The fourth proportional to 111,212.32, 153,473.04 and 60,912.16 is: 84,058.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,212.32 : 153,473.04 = 60,912.16 : x
  2. Step 2: Convert to fraction form
    111,212.32/153,473.04 = 60,912.16/x
  3. Step 3: Cross multiply
    111,212.32x = 153,473.04 × 60,912.16
  4. Step 4: Simplify right side
    111,212.32x = 9,348,374,368.17
  5. Step 5: Solve for x
    x = 9,348,374,368.17/111,212.32
  6. Step 6: Final answer
    x = 84,058.80

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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.