Home / 70,050.36-105,106.32-36,762.60

Finding the Fourth Proportional to 70,050.36, 105,106.32 and 36,762.60

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Solution

The fourth proportional to 70,050.36, 105,106.32 and 36,762.60 is: 55,160.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,050.36 : 105,106.32 = 36,762.60 : x
  2. Step 2: Convert to fraction form
    70,050.36/105,106.32 = 36,762.60/x
  3. Step 3: Cross multiply
    70,050.36x = 105,106.32 × 36,762.60
  4. Step 4: Simplify right side
    70,050.36x = 3,863,981,599.63
  5. Step 5: Solve for x
    x = 3,863,981,599.63/70,050.36
  6. Step 6: Final answer
    x = 55,160.05

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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.