Home / 102,666.36-141,681.90-60,255.48

Finding the Fourth Proportional to 102,666.36, 141,681.90 and 60,255.48

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Solution

The fourth proportional to 102,666.36, 141,681.90 and 60,255.48 is: 83,153.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,666.36 : 141,681.90 = 60,255.48 : x
  2. Step 2: Convert to fraction form
    102,666.36/141,681.90 = 60,255.48/x
  3. Step 3: Cross multiply
    102,666.36x = 141,681.90 × 60,255.48
  4. Step 4: Simplify right side
    102,666.36x = 8,537,110,891.81
  5. Step 5: Solve for x
    x = 8,537,110,891.81/102,666.36
  6. Step 6: Final answer
    x = 83,153.93

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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.