Home / 133,031.60-199,547.40-39,537.35

Finding the Fourth Proportional to 133,031.60, 199,547.40 and 39,537.35

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Solution

The fourth proportional to 133,031.60, 199,547.40 and 39,537.35 is: 59,306.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,031.60 : 199,547.40 = 39,537.35 : x
  2. Step 2: Convert to fraction form
    133,031.60/199,547.40 = 39,537.35/x
  3. Step 3: Cross multiply
    133,031.60x = 199,547.40 × 39,537.35
  4. Step 4: Simplify right side
    133,031.60x = 7,889,575,395.39
  5. Step 5: Solve for x
    x = 7,889,575,395.39/133,031.60
  6. Step 6: Final answer
    x = 59,306.03

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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.