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Finding the Fourth Proportional to 152,894.80, 229,342.20 and 93,019.60

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Solution

The fourth proportional to 152,894.80, 229,342.20 and 93,019.60 is: 139,529.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,894.80 : 229,342.20 = 93,019.60 : x
  2. Step 2: Convert to fraction form
    152,894.80/229,342.20 = 93,019.60/x
  3. Step 3: Cross multiply
    152,894.80x = 229,342.20 × 93,019.60
  4. Step 4: Simplify right side
    152,894.80x = 21,333,319,707.12
  5. Step 5: Solve for x
    x = 21,333,319,707.12/152,894.80
  6. Step 6: Final answer
    x = 139,529.40

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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.