Home / 64,957.91-97,443.06-18,210.65

Finding the Fourth Proportional to 64,957.91, 97,443.06 and 18,210.65

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Solution

The fourth proportional to 64,957.91, 97,443.06 and 18,210.65 is: 27,317.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,957.91 : 97,443.06 = 18,210.65 : x
  2. Step 2: Convert to fraction form
    64,957.91/97,443.06 = 18,210.65/x
  3. Step 3: Cross multiply
    64,957.91x = 97,443.06 × 18,210.65
  4. Step 4: Simplify right side
    64,957.91x = 1,774,501,460.59
  5. Step 5: Solve for x
    x = 1,774,501,460.59/64,957.91
  6. Step 6: Final answer
    x = 27,317.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.