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Finding the Fourth Proportional to 153,188.89, 229,784.90 and 46,590.13

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Solution

The fourth proportional to 153,188.89, 229,784.90 and 46,590.13 is: 69,885.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,188.89 : 229,784.90 = 46,590.13 : x
  2. Step 2: Convert to fraction form
    153,188.89/229,784.90 = 46,590.13/x
  3. Step 3: Cross multiply
    153,188.89x = 229,784.90 × 46,590.13
  4. Step 4: Simplify right side
    153,188.89x = 10,705,708,363.04
  5. Step 5: Solve for x
    x = 10,705,708,363.04/153,188.89
  6. Step 6: Final answer
    x = 69,885.67

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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.