Home / 476,065.40-714,095.01-121,076.35

Finding the Fourth Proportional to 476,065.40, 714,095.01 and 121,076.35

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Solution

The fourth proportional to 476,065.40, 714,095.01 and 121,076.35 is: 181,613.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,065.40 : 714,095.01 = 121,076.35 : x
  2. Step 2: Convert to fraction form
    476,065.40/714,095.01 = 121,076.35/x
  3. Step 3: Cross multiply
    476,065.40x = 714,095.01 × 121,076.35
  4. Step 4: Simplify right side
    476,065.40x = 86,460,015,578.78
  5. Step 5: Solve for x
    x = 86,460,015,578.78/476,065.40
  6. Step 6: Final answer
    x = 181,613.74

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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.