Home / 43,075.70-64,587.09-16,749.76

Finding the Fourth Proportional to 43,075.70, 64,587.09 and 16,749.76

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Solution

The fourth proportional to 43,075.70, 64,587.09 and 16,749.76 is: 25,114.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,075.70 : 64,587.09 = 16,749.76 : x
  2. Step 2: Convert to fraction form
    43,075.70/64,587.09 = 16,749.76/x
  3. Step 3: Cross multiply
    43,075.70x = 64,587.09 × 16,749.76
  4. Step 4: Simplify right side
    43,075.70x = 1,081,818,256.60
  5. Step 5: Solve for x
    x = 1,081,818,256.60/43,075.70
  6. Step 6: Final answer
    x = 25,114.35

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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.