Home / 237,707.16-328,038.45-130,274.88

Finding the Fourth Proportional to 237,707.16, 328,038.45 and 130,274.88

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Solution

The fourth proportional to 237,707.16, 328,038.45 and 130,274.88 is: 179,780.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,707.16 : 328,038.45 = 130,274.88 : x
  2. Step 2: Convert to fraction form
    237,707.16/328,038.45 = 130,274.88/x
  3. Step 3: Cross multiply
    237,707.16x = 328,038.45 × 130,274.88
  4. Step 4: Simplify right side
    237,707.16x = 42,735,169,709.14
  5. Step 5: Solve for x
    x = 42,735,169,709.14/237,707.16
  6. Step 6: Final answer
    x = 179,780.74

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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.