Home / 88,161.51-132,264.65-40,810.74

Finding the Fourth Proportional to 88,161.51, 132,264.65 and 40,810.74

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Solution

The fourth proportional to 88,161.51, 132,264.65 and 40,810.74 is: 61,226.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,161.51 : 132,264.65 = 40,810.74 : x
  2. Step 2: Convert to fraction form
    88,161.51/132,264.65 = 40,810.74/x
  3. Step 3: Cross multiply
    88,161.51x = 132,264.65 × 40,810.74
  4. Step 4: Simplify right side
    88,161.51x = 5,397,818,038.29
  5. Step 5: Solve for x
    x = 5,397,818,038.29/88,161.51
  6. Step 6: Final answer
    x = 61,226.47

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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.