Home / 357,357.03-535,921.86-117,415.62

Finding the Fourth Proportional to 357,357.03, 535,921.86 and 117,415.62

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Solution

The fourth proportional to 357,357.03, 535,921.86 and 117,415.62 is: 176,086.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,357.03 : 535,921.86 = 117,415.62 : x
  2. Step 2: Convert to fraction form
    357,357.03/535,921.86 = 117,415.62/x
  3. Step 3: Cross multiply
    357,357.03x = 535,921.86 × 117,415.62
  4. Step 4: Simplify right side
    357,357.03x = 62,925,597,463.45
  5. Step 5: Solve for x
    x = 62,925,597,463.45/357,357.03
  6. Step 6: Final answer
    x = 176,086.08

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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.