Home / 73,903.08-101,984.55-45,220.58

Finding the Fourth Proportional to 73,903.08, 101,984.55 and 45,220.58

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Solution

The fourth proportional to 73,903.08, 101,984.55 and 45,220.58 is: 62,403.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,903.08 : 101,984.55 = 45,220.58 : x
  2. Step 2: Convert to fraction form
    73,903.08/101,984.55 = 45,220.58/x
  3. Step 3: Cross multiply
    73,903.08x = 101,984.55 × 45,220.58
  4. Step 4: Simplify right side
    73,903.08x = 4,611,799,992.12
  5. Step 5: Solve for x
    x = 4,611,799,992.12/73,903.08
  6. Step 6: Final answer
    x = 62,403.35

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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.