Home / 88,360.98-121,891.68-52,525.50

Finding the Fourth Proportional to 88,360.98, 121,891.68 and 52,525.50

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Solution

The fourth proportional to 88,360.98, 121,891.68 and 52,525.50 is: 72,457.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,360.98 : 121,891.68 = 52,525.50 : x
  2. Step 2: Convert to fraction form
    88,360.98/121,891.68 = 52,525.50/x
  3. Step 3: Cross multiply
    88,360.98x = 121,891.68 × 52,525.50
  4. Step 4: Simplify right side
    88,360.98x = 6,402,421,437.84
  5. Step 5: Solve for x
    x = 6,402,421,437.84/88,360.98
  6. Step 6: Final answer
    x = 72,457.56

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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.