Home / 124,591.73-171,953.01-70,866.36

Finding the Fourth Proportional to 124,591.73, 171,953.01 and 70,866.36

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Solution

The fourth proportional to 124,591.73, 171,953.01 and 70,866.36 is: 97,804.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,591.73 : 171,953.01 = 70,866.36 : x
  2. Step 2: Convert to fraction form
    124,591.73/171,953.01 = 70,866.36/x
  3. Step 3: Cross multiply
    124,591.73x = 171,953.01 × 70,866.36
  4. Step 4: Simplify right side
    124,591.73x = 12,185,683,909.74
  5. Step 5: Solve for x
    x = 12,185,683,909.74/124,591.73
  6. Step 6: Final answer
    x = 97,804.92

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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.