Home / 125,848.81-173,632.26-71,392.00

Finding the Fourth Proportional to 125,848.81, 173,632.26 and 71,392.00

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Solution

The fourth proportional to 125,848.81, 173,632.26 and 71,392.00 is: 98,498.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,848.81 : 173,632.26 = 71,392.00 : x
  2. Step 2: Convert to fraction form
    125,848.81/173,632.26 = 71,392.00/x
  3. Step 3: Cross multiply
    125,848.81x = 173,632.26 × 71,392.00
  4. Step 4: Simplify right side
    125,848.81x = 12,395,953,437.76
  5. Step 5: Solve for x
    x = 12,395,953,437.76/125,848.81
  6. Step 6: Final answer
    x = 98,498.78

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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.