Home / 70,475.74-97,256.23-38,646.66

Finding the Fourth Proportional to 70,475.74, 97,256.23 and 38,646.66

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Solution

The fourth proportional to 70,475.74, 97,256.23 and 38,646.66 is: 53,332.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,475.74 : 97,256.23 = 38,646.66 : x
  2. Step 2: Convert to fraction form
    70,475.74/97,256.23 = 38,646.66/x
  3. Step 3: Cross multiply
    70,475.74x = 97,256.23 × 38,646.66
  4. Step 4: Simplify right side
    70,475.74x = 3,758,628,453.69
  5. Step 5: Solve for x
    x = 3,758,628,453.69/70,475.74
  6. Step 6: Final answer
    x = 53,332.23

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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.