Home / 160,421.45-240,868.73-89,482.69

Finding the Fourth Proportional to 160,421.45, 240,868.73 and 89,482.69

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Solution

The fourth proportional to 160,421.45, 240,868.73 and 89,482.69 is: 134,355.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,421.45 : 240,868.73 = 89,482.69 : x
  2. Step 2: Convert to fraction form
    160,421.45/240,868.73 = 89,482.69/x
  3. Step 3: Cross multiply
    160,421.45x = 240,868.73 × 89,482.69
  4. Step 4: Simplify right side
    160,421.45x = 21,553,580,776.74
  5. Step 5: Solve for x
    x = 21,553,580,776.74/160,421.45
  6. Step 6: Final answer
    x = 134,355.98

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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.