Home / 127,681.77-191,263.81-59,197.13

Finding the Fourth Proportional to 127,681.77, 191,263.81 and 59,197.13

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Solution

The fourth proportional to 127,681.77, 191,263.81 and 59,197.13 is: 88,675.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,681.77 : 191,263.81 = 59,197.13 : x
  2. Step 2: Convert to fraction form
    127,681.77/191,263.81 = 59,197.13/x
  3. Step 3: Cross multiply
    127,681.77x = 191,263.81 × 59,197.13
  4. Step 4: Simplify right side
    127,681.77x = 11,322,267,520.55
  5. Step 5: Solve for x
    x = 11,322,267,520.55/127,681.77
  6. Step 6: Final answer
    x = 88,675.68

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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.