Home / 64,206.09-96,328.53-19,228.91

Finding the Fourth Proportional to 64,206.09, 96,328.53 and 19,228.91

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Solution

The fourth proportional to 64,206.09, 96,328.53 and 19,228.91 is: 28,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,206.09 : 96,328.53 = 19,228.91 : x
  2. Step 2: Convert to fraction form
    64,206.09/96,328.53 = 19,228.91/x
  3. Step 3: Cross multiply
    64,206.09x = 96,328.53 × 19,228.91
  4. Step 4: Simplify right side
    64,206.09x = 1,852,292,152.16
  5. Step 5: Solve for x
    x = 1,852,292,152.16/64,206.09
  6. Step 6: Final answer
    x = 28,849.17

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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.