Home / 144,048.42-216,080.73-38,875.59

Finding the Fourth Proportional to 144,048.42, 216,080.73 and 38,875.59

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Solution

The fourth proportional to 144,048.42, 216,080.73 and 38,875.59 is: 58,315.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,048.42 : 216,080.73 = 38,875.59 : x
  2. Step 2: Convert to fraction form
    144,048.42/216,080.73 = 38,875.59/x
  3. Step 3: Cross multiply
    144,048.42x = 216,080.73 × 38,875.59
  4. Step 4: Simplify right side
    144,048.42x = 8,400,265,866.38
  5. Step 5: Solve for x
    x = 8,400,265,866.38/144,048.42
  6. Step 6: Final answer
    x = 58,315.57

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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.