Home / 98,702.91-148,119.98-46,116.50

Finding the Fourth Proportional to 98,702.91, 148,119.98 and 46,116.50

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Solution

The fourth proportional to 98,702.91, 148,119.98 and 46,116.50 is: 69,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,702.91 : 148,119.98 = 46,116.50 : x
  2. Step 2: Convert to fraction form
    98,702.91/148,119.98 = 46,116.50/x
  3. Step 3: Cross multiply
    98,702.91x = 148,119.98 × 46,116.50
  4. Step 4: Simplify right side
    98,702.91x = 6,830,774,086.49
  5. Step 5: Solve for x
    x = 6,830,774,086.49/98,702.91
  6. Step 6: Final answer
    x = 69,205.40

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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.