Home / 53,303.21-73,559.58-29,431.40

Finding the Fourth Proportional to 53,303.21, 73,559.58 and 29,431.40

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Solution

The fourth proportional to 53,303.21, 73,559.58 and 29,431.40 is: 40,615.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,303.21 : 73,559.58 = 29,431.40 : x
  2. Step 2: Convert to fraction form
    53,303.21/73,559.58 = 29,431.40/x
  3. Step 3: Cross multiply
    53,303.21x = 73,559.58 × 29,431.40
  4. Step 4: Simplify right side
    53,303.21x = 2,164,961,055.01
  5. Step 5: Solve for x
    x = 2,164,961,055.01/53,303.21
  6. Step 6: Final answer
    x = 40,615.96

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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.