Home / 70,495.24-97,283.57-40,280.47

Finding the Fourth Proportional to 70,495.24, 97,283.57 and 40,280.47

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Solution

The fourth proportional to 70,495.24, 97,283.57 and 40,280.47 is: 55,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,495.24 : 97,283.57 = 40,280.47 : x
  2. Step 2: Convert to fraction form
    70,495.24/97,283.57 = 40,280.47/x
  3. Step 3: Cross multiply
    70,495.24x = 97,283.57 × 40,280.47
  4. Step 4: Simplify right side
    70,495.24x = 3,918,627,922.88
  5. Step 5: Solve for x
    x = 3,918,627,922.88/70,495.24
  6. Step 6: Final answer
    x = 55,587.13

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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.