Home / 153,848.40-230,772.60-70,904.40

Finding the Fourth Proportional to 153,848.40, 230,772.60 and 70,904.40

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Solution

The fourth proportional to 153,848.40, 230,772.60 and 70,904.40 is: 106,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,848.40 : 230,772.60 = 70,904.40 : x
  2. Step 2: Convert to fraction form
    153,848.40/230,772.60 = 70,904.40/x
  3. Step 3: Cross multiply
    153,848.40x = 230,772.60 × 70,904.40
  4. Step 4: Simplify right side
    153,848.40x = 16,362,792,739.44
  5. Step 5: Solve for x
    x = 16,362,792,739.44/153,848.40
  6. Step 6: Final answer
    x = 106,356.60

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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.