Home / 74,677.56-112,038.18-22,088.40

Finding the Fourth Proportional to 74,677.56, 112,038.18 and 22,088.40

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Solution

The fourth proportional to 74,677.56, 112,038.18 and 22,088.40 is: 33,139.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,677.56 : 112,038.18 = 22,088.40 : x
  2. Step 2: Convert to fraction form
    74,677.56/112,038.18 = 22,088.40/x
  3. Step 3: Cross multiply
    74,677.56x = 112,038.18 × 22,088.40
  4. Step 4: Simplify right side
    74,677.56x = 2,474,744,135.11
  5. Step 5: Solve for x
    x = 2,474,744,135.11/74,677.56
  6. Step 6: Final answer
    x = 33,139.06

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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.