Home / 121,607.02-181,187.41-114,816.38

Finding the Fourth Proportional to 121,607.02, 181,187.41 and 114,816.38

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Solution

The fourth proportional to 121,607.02, 181,187.41 and 114,816.38 is: 171,069.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,607.02 : 181,187.41 = 114,816.38 : x
  2. Step 2: Convert to fraction form
    121,607.02/181,187.41 = 114,816.38/x
  3. Step 3: Cross multiply
    121,607.02x = 181,187.41 × 114,816.38
  4. Step 4: Simplify right side
    121,607.02x = 20,803,281,943.69
  5. Step 5: Solve for x
    x = 20,803,281,943.69/121,607.02
  6. Step 6: Final answer
    x = 171,069.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.