Home / 111,212.49-153,473.32-60,225.62

Finding the Fourth Proportional to 111,212.49, 153,473.32 and 60,225.62

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Solution

The fourth proportional to 111,212.49, 153,473.32 and 60,225.62 is: 83,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,212.49 : 153,473.32 = 60,225.62 : x
  2. Step 2: Convert to fraction form
    111,212.49/153,473.32 = 60,225.62/x
  3. Step 3: Cross multiply
    111,212.49x = 153,473.32 × 60,225.62
  4. Step 4: Simplify right side
    111,212.49x = 9,243,025,549.33
  5. Step 5: Solve for x
    x = 9,243,025,549.33/111,212.49
  6. Step 6: Final answer
    x = 83,111.40

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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.