Home / 114,276.40-157,649.08-74,003.13

Finding the Fourth Proportional to 114,276.40, 157,649.08 and 74,003.13

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Solution

The fourth proportional to 114,276.40, 157,649.08 and 74,003.13 is: 102,090.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,276.40 : 157,649.08 = 74,003.13 : x
  2. Step 2: Convert to fraction form
    114,276.40/157,649.08 = 74,003.13/x
  3. Step 3: Cross multiply
    114,276.40x = 157,649.08 × 74,003.13
  4. Step 4: Simplify right side
    114,276.40x = 11,666,525,361.62
  5. Step 5: Solve for x
    x = 11,666,525,361.62/114,276.40
  6. Step 6: Final answer
    x = 102,090.42

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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.