Home / 77,594.10-116,388.84-21,437.58

Finding the Fourth Proportional to 77,594.10, 116,388.84 and 21,437.58

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Solution

The fourth proportional to 77,594.10, 116,388.84 and 21,437.58 is: 32,155.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,594.10 : 116,388.84 = 21,437.58 : x
  2. Step 2: Convert to fraction form
    77,594.10/116,388.84 = 21,437.58/x
  3. Step 3: Cross multiply
    77,594.10x = 116,388.84 × 21,437.58
  4. Step 4: Simplify right side
    77,594.10x = 2,495,095,068.61
  5. Step 5: Solve for x
    x = 2,495,095,068.61/77,594.10
  6. Step 6: Final answer
    x = 32,155.73

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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.