Home / 114,066.12-157,420.98-66,316.44

Finding the Fourth Proportional to 114,066.12, 157,420.98 and 66,316.44

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Solution

The fourth proportional to 114,066.12, 157,420.98 and 66,316.44 is: 91,522.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,066.12 : 157,420.98 = 66,316.44 : x
  2. Step 2: Convert to fraction form
    114,066.12/157,420.98 = 66,316.44/x
  3. Step 3: Cross multiply
    114,066.12x = 157,420.98 × 66,316.44
  4. Step 4: Simplify right side
    114,066.12x = 10,439,598,974.91
  5. Step 5: Solve for x
    x = 10,439,598,974.91/114,066.12
  6. Step 6: Final answer
    x = 91,522.35

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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.