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Finding the Fourth Proportional to 130,000.36, 195,000.54 and 46,894.36

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Solution

The fourth proportional to 130,000.36, 195,000.54 and 46,894.36 is: 70,341.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,000.36 : 195,000.54 = 46,894.36 : x
  2. Step 2: Convert to fraction form
    130,000.36/195,000.54 = 46,894.36/x
  3. Step 3: Cross multiply
    130,000.36x = 195,000.54 × 46,894.36
  4. Step 4: Simplify right side
    130,000.36x = 9,144,425,522.95
  5. Step 5: Solve for x
    x = 9,144,425,522.95/130,000.36
  6. Step 6: Final answer
    x = 70,341.54

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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.