Home / 210,277.74-290,175.03-114,784.32

Finding the Fourth Proportional to 210,277.74, 290,175.03 and 114,784.32

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Solution

The fourth proportional to 210,277.74, 290,175.03 and 114,784.32 is: 158,397.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,277.74 : 290,175.03 = 114,784.32 : x
  2. Step 2: Convert to fraction form
    210,277.74/290,175.03 = 114,784.32/x
  3. Step 3: Cross multiply
    210,277.74x = 290,175.03 × 114,784.32
  4. Step 4: Simplify right side
    210,277.74x = 33,307,543,499.53
  5. Step 5: Solve for x
    x = 33,307,543,499.53/210,277.74
  6. Step 6: Final answer
    x = 158,397.86

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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.