Home / 70,417.26-97,178.07-38,588.16

Finding the Fourth Proportional to 70,417.26, 97,178.07 and 38,588.16

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Solution

The fourth proportional to 70,417.26, 97,178.07 and 38,588.16 is: 53,252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,417.26 : 97,178.07 = 38,588.16 : x
  2. Step 2: Convert to fraction form
    70,417.26/97,178.07 = 38,588.16/x
  3. Step 3: Cross multiply
    70,417.26x = 97,178.07 × 38,588.16
  4. Step 4: Simplify right side
    70,417.26x = 3,749,922,913.65
  5. Step 5: Solve for x
    x = 3,749,922,913.65/70,417.26
  6. Step 6: Final answer
    x = 53,252.89

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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.