Home / 158,445.80-237,704.70-53,275.40

Finding the Fourth Proportional to 158,445.80, 237,704.70 and 53,275.40

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Solution

The fourth proportional to 158,445.80, 237,704.70 and 53,275.40 is: 79,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,445.80 : 237,704.70 = 53,275.40 : x
  2. Step 2: Convert to fraction form
    158,445.80/237,704.70 = 53,275.40/x
  3. Step 3: Cross multiply
    158,445.80x = 237,704.70 × 53,275.40
  4. Step 4: Simplify right side
    158,445.80x = 12,663,812,974.38
  5. Step 5: Solve for x
    x = 12,663,812,974.38/158,445.80
  6. Step 6: Final answer
    x = 79,925.20

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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.