Home / 59,449.50-89,111.40-21,985.53

Finding the Fourth Proportional to 59,449.50, 89,111.40 and 21,985.53

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Solution

The fourth proportional to 59,449.50, 89,111.40 and 21,985.53 is: 32,955.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,449.50 : 89,111.40 = 21,985.53 : x
  2. Step 2: Convert to fraction form
    59,449.50/89,111.40 = 21,985.53/x
  3. Step 3: Cross multiply
    59,449.50x = 89,111.40 × 21,985.53
  4. Step 4: Simplify right side
    59,449.50x = 1,959,161,358.04
  5. Step 5: Solve for x
    x = 1,959,161,358.04/59,449.50
  6. Step 6: Final answer
    x = 32,955.05

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1.5x scale

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.