Home / 55,618.99-83,430.54-28,594.10

Finding the Fourth Proportional to 55,618.99, 83,430.54 and 28,594.10

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Solution

The fourth proportional to 55,618.99, 83,430.54 and 28,594.10 is: 42,892.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,618.99 : 83,430.54 = 28,594.10 : x
  2. Step 2: Convert to fraction form
    55,618.99/83,430.54 = 28,594.10/x
  3. Step 3: Cross multiply
    55,618.99x = 83,430.54 × 28,594.10
  4. Step 4: Simplify right side
    55,618.99x = 2,385,621,203.81
  5. Step 5: Solve for x
    x = 2,385,621,203.81/55,618.99
  6. Step 6: Final answer
    x = 42,892.21

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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.