Home / 70,317.81-97,038.22-38,052.40

Finding the Fourth Proportional to 70,317.81, 97,038.22 and 38,052.40

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Solution

The fourth proportional to 70,317.81, 97,038.22 and 38,052.40 is: 52,512.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,317.81 : 97,038.22 = 38,052.40 : x
  2. Step 2: Convert to fraction form
    70,317.81/97,038.22 = 38,052.40/x
  3. Step 3: Cross multiply
    70,317.81x = 97,038.22 × 38,052.40
  4. Step 4: Simplify right side
    70,317.81x = 3,692,537,162.73
  5. Step 5: Solve for x
    x = 3,692,537,162.73/70,317.81
  6. Step 6: Final answer
    x = 52,512.12

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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.