Home / 162,075.63-223,667.93-89,478.27

Finding the Fourth Proportional to 162,075.63, 223,667.93 and 89,478.27

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Solution

The fourth proportional to 162,075.63, 223,667.93 and 89,478.27 is: 123,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,075.63 : 223,667.93 = 89,478.27 : x
  2. Step 2: Convert to fraction form
    162,075.63/223,667.93 = 89,478.27/x
  3. Step 3: Cross multiply
    162,075.63x = 223,667.93 × 89,478.27
  4. Step 4: Simplify right side
    162,075.63x = 20,013,419,654.58
  5. Step 5: Solve for x
    x = 20,013,419,654.58/162,075.63
  6. Step 6: Final answer
    x = 123,481.98

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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.