Home / 211,541.51-317,013.93-116,814.35

Finding the Fourth Proportional to 211,541.51, 317,013.93 and 116,814.35

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Solution

The fourth proportional to 211,541.51, 317,013.93 and 116,814.35 is: 175,056.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,541.51 : 317,013.93 = 116,814.35 : x
  2. Step 2: Convert to fraction form
    211,541.51/317,013.93 = 116,814.35/x
  3. Step 3: Cross multiply
    211,541.51x = 317,013.93 × 116,814.35
  4. Step 4: Simplify right side
    211,541.51x = 37,031,776,966.43
  5. Step 5: Solve for x
    x = 37,031,776,966.43/211,541.51
  6. Step 6: Final answer
    x = 175,056.78

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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.