Home / 70,842.02-97,762.80-39,011.44

Finding the Fourth Proportional to 70,842.02, 97,762.80 and 39,011.44

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Solution

The fourth proportional to 70,842.02, 97,762.80 and 39,011.44 is: 53,836.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,842.02 : 97,762.80 = 39,011.44 : x
  2. Step 2: Convert to fraction form
    70,842.02/97,762.80 = 39,011.44/x
  3. Step 3: Cross multiply
    70,842.02x = 97,762.80 × 39,011.44
  4. Step 4: Simplify right side
    70,842.02x = 3,813,867,606.43
  5. Step 5: Solve for x
    x = 3,813,867,606.43/70,842.02
  6. Step 6: Final answer
    x = 53,836.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.