Home / 147,848.40-221,772.60-112,856.40

Finding the Fourth Proportional to 147,848.40, 221,772.60 and 112,856.40

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Solution

The fourth proportional to 147,848.40, 221,772.60 and 112,856.40 is: 169,284.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,848.40 : 221,772.60 = 112,856.40 : x
  2. Step 2: Convert to fraction form
    147,848.40/221,772.60 = 112,856.40/x
  3. Step 3: Cross multiply
    147,848.40x = 221,772.60 × 112,856.40
  4. Step 4: Simplify right side
    147,848.40x = 25,028,457,254.64
  5. Step 5: Solve for x
    x = 25,028,457,254.64/147,848.40
  6. Step 6: Final answer
    x = 169,284.60

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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.