Home / 70,591.14-97,415.88-38,762.07

Finding the Fourth Proportional to 70,591.14, 97,415.88 and 38,762.07

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Solution

The fourth proportional to 70,591.14, 97,415.88 and 38,762.07 is: 53,491.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,591.14 : 97,415.88 = 38,762.07 : x
  2. Step 2: Convert to fraction form
    70,591.14/97,415.88 = 38,762.07/x
  3. Step 3: Cross multiply
    70,591.14x = 97,415.88 × 38,762.07
  4. Step 4: Simplify right side
    70,591.14x = 3,776,041,159.67
  5. Step 5: Solve for x
    x = 3,776,041,159.67/70,591.14
  6. Step 6: Final answer
    x = 53,491.72

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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.