Home / 162,057.87-223,628.76-89,457.35

Finding the Fourth Proportional to 162,057.87, 223,628.76 and 89,457.35

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Solution

The fourth proportional to 162,057.87, 223,628.76 and 89,457.35 is: 123,445.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,057.87 : 223,628.76 = 89,457.35 : x
  2. Step 2: Convert to fraction form
    162,057.87/223,628.76 = 89,457.35/x
  3. Step 3: Cross multiply
    162,057.87x = 223,628.76 × 89,457.35
  4. Step 4: Simplify right side
    162,057.87x = 20,005,235,135.24
  5. Step 5: Solve for x
    x = 20,005,235,135.24/162,057.87
  6. Step 6: Final answer
    x = 123,445.01

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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.