Home / 111,525.51-153,899.96-60,537.09

Finding the Fourth Proportional to 111,525.51, 153,899.96 and 60,537.09

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Solution

The fourth proportional to 111,525.51, 153,899.96 and 60,537.09 is: 83,538.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,525.51 : 153,899.96 = 60,537.09 : x
  2. Step 2: Convert to fraction form
    111,525.51/153,899.96 = 60,537.09/x
  3. Step 3: Cross multiply
    111,525.51x = 153,899.96 × 60,537.09
  4. Step 4: Simplify right side
    111,525.51x = 9,316,655,426.83
  5. Step 5: Solve for x
    x = 9,316,655,426.83/111,525.51
  6. Step 6: Final answer
    x = 83,538.34

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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.