Home / 160,421.08-240,868.18-89,482.32

Finding the Fourth Proportional to 160,421.08, 240,868.18 and 89,482.32

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Solution

The fourth proportional to 160,421.08, 240,868.18 and 89,482.32 is: 134,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,421.08 : 240,868.18 = 89,482.32 : x
  2. Step 2: Convert to fraction form
    160,421.08/240,868.18 = 89,482.32/x
  3. Step 3: Cross multiply
    160,421.08x = 240,868.18 × 89,482.32
  4. Step 4: Simplify right side
    160,421.08x = 21,553,443,294.93
  5. Step 5: Solve for x
    x = 21,553,443,294.93/160,421.08
  6. Step 6: Final answer
    x = 134,355.43

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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.