Home / 70,560,102.40-105,840,153.60-25,173,145.60

Finding the Fourth Proportional to 70,560,102.40, 105,840,153.60 and 25,173,145.60

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Solution

The fourth proportional to 70,560,102.40, 105,840,153.60 and 25,173,145.60 is: 37,759,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,560,102.40 : 105,840,153.60 = 25,173,145.60 : x
  2. Step 2: Convert to fraction form
    70,560,102.40/105,840,153.60 = 25,173,145.60/x
  3. Step 3: Cross multiply
    70,560,102.40x = 105,840,153.60 × 25,173,145.60
  4. Step 4: Simplify right side
    70,560,102.40x = 2,664,329,596,899,164
  5. Step 5: Solve for x
    x = 2,664,329,596,899,164/70,560,102.40
  6. Step 6: Final answer
    x = 37,759,718.40

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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.