Home / 110,923.02-153,145.29-98,965.62

Finding the Fourth Proportional to 110,923.02, 153,145.29 and 98,965.62

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Solution

The fourth proportional to 110,923.02, 153,145.29 and 98,965.62 is: 136,636.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,923.02 : 153,145.29 = 98,965.62 : x
  2. Step 2: Convert to fraction form
    110,923.02/153,145.29 = 98,965.62/x
  3. Step 3: Cross multiply
    110,923.02x = 153,145.29 × 98,965.62
  4. Step 4: Simplify right side
    110,923.02x = 15,156,118,574.93
  5. Step 5: Solve for x
    x = 15,156,118,574.93/110,923.02
  6. Step 6: Final answer
    x = 136,636.37

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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.