Home / 114,106.40-157,454.71-63,111.03

Finding the Fourth Proportional to 114,106.40, 157,454.71 and 63,111.03

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Solution

The fourth proportional to 114,106.40, 157,454.71 and 63,111.03 is: 87,086.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,106.40 : 157,454.71 = 63,111.03 : x
  2. Step 2: Convert to fraction form
    114,106.40/157,454.71 = 63,111.03/x
  3. Step 3: Cross multiply
    114,106.40x = 157,454.71 × 63,111.03
  4. Step 4: Simplify right side
    114,106.40x = 9,937,128,926.45
  5. Step 5: Solve for x
    x = 9,937,128,926.45/114,106.40
  6. Step 6: Final answer
    x = 87,086.52

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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.