Home / 89,921,055.40-124,094,065.43-55,107,022.52

Finding the Fourth Proportional to 89,921,055.40, 124,094,065.43 and 55,107,022.52

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Solution

The fourth proportional to 89,921,055.40, 124,094,065.43 and 55,107,022.52 is: 76,049,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,921,055.40 : 124,094,065.43 = 55,107,022.52 : x
  2. Step 2: Convert to fraction form
    89,921,055.40/124,094,065.43 = 55,107,022.52/x
  3. Step 3: Cross multiply
    89,921,055.40x = 124,094,065.43 × 55,107,022.52
  4. Step 4: Simplify right side
    89,921,055.40x = 6,838,454,458,697,367
  5. Step 5: Solve for x
    x = 6,838,454,458,697,367/89,921,055.40
  6. Step 6: Final answer
    x = 76,049,535.10

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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.