Home / 70,567.02-97,378.09-38,735.71

Finding the Fourth Proportional to 70,567.02, 97,378.09 and 38,735.71

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Solution

The fourth proportional to 70,567.02, 97,378.09 and 38,735.71 is: 53,452.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,567.02 : 97,378.09 = 38,735.71 : x
  2. Step 2: Convert to fraction form
    70,567.02/97,378.09 = 38,735.71/x
  3. Step 3: Cross multiply
    70,567.02x = 97,378.09 × 38,735.71
  4. Step 4: Simplify right side
    70,567.02x = 3,772,009,454.59
  5. Step 5: Solve for x
    x = 3,772,009,454.59/70,567.02
  6. Step 6: Final answer
    x = 53,452.87

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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.