Home / 142,335.09-213,502.63-37,154.16

Finding the Fourth Proportional to 142,335.09, 213,502.63 and 37,154.16

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Solution

The fourth proportional to 142,335.09, 213,502.63 and 37,154.16 is: 55,731.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,335.09 : 213,502.63 = 37,154.16 : x
  2. Step 2: Convert to fraction form
    142,335.09/213,502.63 = 37,154.16/x
  3. Step 3: Cross multiply
    142,335.09x = 213,502.63 × 37,154.16
  4. Step 4: Simplify right side
    142,335.09x = 7,932,510,875.44
  5. Step 5: Solve for x
    x = 7,932,510,875.44/142,335.09
  6. Step 6: Final answer
    x = 55,731.24

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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.