Home / 193,066.02-266,341.05-121,485.51

Finding the Fourth Proportional to 193,066.02, 266,341.05 and 121,485.51

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Solution

The fourth proportional to 193,066.02, 266,341.05 and 121,485.51 is: 167,593.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,066.02 : 266,341.05 = 121,485.51 : x
  2. Step 2: Convert to fraction form
    193,066.02/266,341.05 = 121,485.51/x
  3. Step 3: Cross multiply
    193,066.02x = 266,341.05 × 121,485.51
  4. Step 4: Simplify right side
    193,066.02x = 32,356,578,293.19
  5. Step 5: Solve for x
    x = 32,356,578,293.19/193,066.02
  6. Step 6: Final answer
    x = 167,593.34

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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.