Home / 110,673.72-152,736.93-62,931.51

Finding the Fourth Proportional to 110,673.72, 152,736.93 and 62,931.51

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Solution

The fourth proportional to 110,673.72, 152,736.93 and 62,931.51 is: 86,849.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,673.72 : 152,736.93 = 62,931.51 : x
  2. Step 2: Convert to fraction form
    110,673.72/152,736.93 = 62,931.51/x
  3. Step 3: Cross multiply
    110,673.72x = 152,736.93 × 62,931.51
  4. Step 4: Simplify right side
    110,673.72x = 9,611,965,637.66
  5. Step 5: Solve for x
    x = 9,611,965,637.66/110,673.72
  6. Step 6: Final answer
    x = 86,849.58

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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.