Home / 56,627.05-78,030.21-43,802.35

Finding the Fourth Proportional to 56,627.05, 78,030.21 and 43,802.35

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Solution

The fourth proportional to 56,627.05, 78,030.21 and 43,802.35 is: 60,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,627.05 : 78,030.21 = 43,802.35 : x
  2. Step 2: Convert to fraction form
    56,627.05/78,030.21 = 43,802.35/x
  3. Step 3: Cross multiply
    56,627.05x = 78,030.21 × 43,802.35
  4. Step 4: Simplify right side
    56,627.05x = 3,417,906,568.99
  5. Step 5: Solve for x
    x = 3,417,906,568.99/56,627.05
  6. Step 6: Final answer
    x = 60,358.20

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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.