Home / 111,335.96-153,653.36-61,044.68

Finding the Fourth Proportional to 111,335.96, 153,653.36 and 61,044.68

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Solution

The fourth proportional to 111,335.96, 153,653.36 and 61,044.68 is: 84,247.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,335.96 : 153,653.36 = 61,044.68 : x
  2. Step 2: Convert to fraction form
    111,335.96/153,653.36 = 61,044.68/x
  3. Step 3: Cross multiply
    111,335.96x = 153,653.36 × 61,044.68
  4. Step 4: Simplify right side
    111,335.96x = 9,379,720,192.12
  5. Step 5: Solve for x
    x = 9,379,720,192.12/111,335.96
  6. Step 6: Final answer
    x = 84,247.00

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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.