Home / 98,024.72-146,373.11-77,807.39

Finding the Fourth Proportional to 98,024.72, 146,373.11 and 77,807.39

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Solution

The fourth proportional to 98,024.72, 146,373.11 and 77,807.39 is: 116,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,024.72 : 146,373.11 = 77,807.39 : x
  2. Step 2: Convert to fraction form
    98,024.72/146,373.11 = 77,807.39/x
  3. Step 3: Cross multiply
    98,024.72x = 146,373.11 × 77,807.39
  4. Step 4: Simplify right side
    98,024.72x = 11,388,908,534.38
  5. Step 5: Solve for x
    x = 11,388,908,534.38/98,024.72
  6. Step 6: Final answer
    x = 116,184.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.