Home / 157,479.60-235,643.40-116,007.60

Finding the Fourth Proportional to 157,479.60, 235,643.40 and 116,007.60

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Solution

The fourth proportional to 157,479.60, 235,643.40 and 116,007.60 is: 173,587.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,479.60 : 235,643.40 = 116,007.60 : x
  2. Step 2: Convert to fraction form
    157,479.60/235,643.40 = 116,007.60/x
  3. Step 3: Cross multiply
    157,479.60x = 235,643.40 × 116,007.60
  4. Step 4: Simplify right side
    157,479.60x = 27,336,425,289.84
  5. Step 5: Solve for x
    x = 27,336,425,289.84/157,479.60
  6. Step 6: Final answer
    x = 173,587.09

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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.