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Finding the Fourth Proportional to 111,149.08, 153,385.73 and 60,848.08

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Solution

The fourth proportional to 111,149.08, 153,385.73 and 60,848.08 is: 83,970.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,149.08 : 153,385.73 = 60,848.08 : x
  2. Step 2: Convert to fraction form
    111,149.08/153,385.73 = 60,848.08/x
  3. Step 3: Cross multiply
    111,149.08x = 153,385.73 × 60,848.08
  4. Step 4: Simplify right side
    111,149.08x = 9,333,226,710.37
  5. Step 5: Solve for x
    x = 9,333,226,710.37/111,149.08
  6. Step 6: Final answer
    x = 83,970.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.