Home / 127,045.81-175,317.24-70,455.97

Finding the Fourth Proportional to 127,045.81, 175,317.24 and 70,455.97

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Solution

The fourth proportional to 127,045.81, 175,317.24 and 70,455.97 is: 97,225.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,045.81 : 175,317.24 = 70,455.97 : x
  2. Step 2: Convert to fraction form
    127,045.81/175,317.24 = 70,455.97/x
  3. Step 3: Cross multiply
    127,045.81x = 175,317.24 × 70,455.97
  4. Step 4: Simplify right side
    127,045.81x = 12,352,146,201.92
  5. Step 5: Solve for x
    x = 12,352,146,201.92/127,045.81
  6. Step 6: Final answer
    x = 97,225.92

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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.