Home / 85,066.02-117,194.58-61,151.34

Finding the Fourth Proportional to 85,066.02, 117,194.58 and 61,151.34

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Solution

The fourth proportional to 85,066.02, 117,194.58 and 61,151.34 is: 84,247.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,066.02 : 117,194.58 = 61,151.34 : x
  2. Step 2: Convert to fraction form
    85,066.02/117,194.58 = 61,151.34/x
  3. Step 3: Cross multiply
    85,066.02x = 117,194.58 × 61,151.34
  4. Step 4: Simplify right side
    85,066.02x = 7,166,605,607.74
  5. Step 5: Solve for x
    x = 7,166,605,607.74/85,066.02
  6. Step 6: Final answer
    x = 84,247.57

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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.