Home / 58,718.64-88,055.40-21,267.68

Finding the Fourth Proportional to 58,718.64, 88,055.40 and 21,267.68

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Solution

The fourth proportional to 58,718.64, 88,055.40 and 21,267.68 is: 31,893.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,718.64 : 88,055.40 = 21,267.68 : x
  2. Step 2: Convert to fraction form
    58,718.64/88,055.40 = 21,267.68/x
  3. Step 3: Cross multiply
    58,718.64x = 88,055.40 × 21,267.68
  4. Step 4: Simplify right side
    58,718.64x = 1,872,734,069.47
  5. Step 5: Solve for x
    x = 1,872,734,069.47/58,718.64
  6. Step 6: Final answer
    x = 31,893.35

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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.