Home / 48,088.06-72,126.50-13,030.36

Finding the Fourth Proportional to 48,088.06, 72,126.50 and 13,030.36

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Solution

The fourth proportional to 48,088.06, 72,126.50 and 13,030.36 is: 19,544.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,088.06 : 72,126.50 = 13,030.36 : x
  2. Step 2: Convert to fraction form
    48,088.06/72,126.50 = 13,030.36/x
  3. Step 3: Cross multiply
    48,088.06x = 72,126.50 × 13,030.36
  4. Step 4: Simplify right side
    48,088.06x = 939,834,260.54
  5. Step 5: Solve for x
    x = 939,834,260.54/48,088.06
  6. Step 6: Final answer
    x = 19,544.03

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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.