Home / 160,422.08-240,869.68-89,483.32

Finding the Fourth Proportional to 160,422.08, 240,869.68 and 89,483.32

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Solution

The fourth proportional to 160,422.08, 240,869.68 and 89,483.32 is: 134,356.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,422.08 : 240,869.68 = 89,483.32 : x
  2. Step 2: Convert to fraction form
    160,422.08/240,869.68 = 89,483.32/x
  3. Step 3: Cross multiply
    160,422.08x = 240,869.68 × 89,483.32
  4. Step 4: Simplify right side
    160,422.08x = 21,553,818,653.74
  5. Step 5: Solve for x
    x = 21,553,818,653.74/160,422.08
  6. Step 6: Final answer
    x = 134,356.93

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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.