Home / 70,281.95-96,979.52-41,981.63

Finding the Fourth Proportional to 70,281.95, 96,979.52 and 41,981.63

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Solution

The fourth proportional to 70,281.95, 96,979.52 and 41,981.63 is: 57,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,281.95 : 96,979.52 = 41,981.63 : x
  2. Step 2: Convert to fraction form
    70,281.95/96,979.52 = 41,981.63/x
  3. Step 3: Cross multiply
    70,281.95x = 96,979.52 × 41,981.63
  4. Step 4: Simplify right side
    70,281.95x = 4,071,357,946.27
  5. Step 5: Solve for x
    x = 4,071,357,946.27/70,281.95
  6. Step 6: Final answer
    x = 57,928.93

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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.