Home / 114,401.12-171,590.74-70,005.02

Finding the Fourth Proportional to 114,401.12, 171,590.74 and 70,005.02

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Solution

The fourth proportional to 114,401.12, 171,590.74 and 70,005.02 is: 105,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,401.12 : 171,590.74 = 70,005.02 : x
  2. Step 2: Convert to fraction form
    114,401.12/171,590.74 = 70,005.02/x
  3. Step 3: Cross multiply
    114,401.12x = 171,590.74 × 70,005.02
  4. Step 4: Simplify right side
    114,401.12x = 12,012,212,152.55
  5. Step 5: Solve for x
    x = 12,012,212,152.55/114,401.12
  6. Step 6: Final answer
    x = 105,000.83

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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.