Home / 74,973.45-103,466.13-40,984.24

Finding the Fourth Proportional to 74,973.45, 103,466.13 and 40,984.24

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Solution

The fourth proportional to 74,973.45, 103,466.13 and 40,984.24 is: 56,559.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,973.45 : 103,466.13 = 40,984.24 : x
  2. Step 2: Convert to fraction form
    74,973.45/103,466.13 = 40,984.24/x
  3. Step 3: Cross multiply
    74,973.45x = 103,466.13 × 40,984.24
  4. Step 4: Simplify right side
    74,973.45x = 4,240,480,703.79
  5. Step 5: Solve for x
    x = 4,240,480,703.79/74,973.45
  6. Step 6: Final answer
    x = 56,559.76

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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.