Home / 70,730.59-97,606.27-38,899.52

Finding the Fourth Proportional to 70,730.59, 97,606.27 and 38,899.52

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Solution

The fourth proportional to 70,730.59, 97,606.27 and 38,899.52 is: 53,680.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,730.59 : 97,606.27 = 38,899.52 : x
  2. Step 2: Convert to fraction form
    70,730.59/97,606.27 = 38,899.52/x
  3. Step 3: Cross multiply
    70,730.59x = 97,606.27 × 38,899.52
  4. Step 4: Simplify right side
    70,730.59x = 3,796,837,051.99
  5. Step 5: Solve for x
    x = 3,796,837,051.99/70,730.59
  6. Step 6: Final answer
    x = 53,680.27

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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.