Home / 123,613.21-185,419.74-117,302.34

Finding the Fourth Proportional to 123,613.21, 185,419.74 and 117,302.34

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Solution

The fourth proportional to 123,613.21, 185,419.74 and 117,302.34 is: 175,953.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,613.21 : 185,419.74 = 117,302.34 : x
  2. Step 2: Convert to fraction form
    123,613.21/185,419.74 = 117,302.34/x
  3. Step 3: Cross multiply
    123,613.21x = 185,419.74 × 117,302.34
  4. Step 4: Simplify right side
    123,613.21x = 21,750,169,384.19
  5. Step 5: Solve for x
    x = 21,750,169,384.19/123,613.21
  6. Step 6: Final answer
    x = 175,953.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.