Home / 98,605.64-136,085.34-58,332.35

Finding the Fourth Proportional to 98,605.64, 136,085.34 and 58,332.35

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Solution

The fourth proportional to 98,605.64, 136,085.34 and 58,332.35 is: 80,504.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,605.64 : 136,085.34 = 58,332.35 : x
  2. Step 2: Convert to fraction form
    98,605.64/136,085.34 = 58,332.35/x
  3. Step 3: Cross multiply
    98,605.64x = 136,085.34 × 58,332.35
  4. Step 4: Simplify right side
    98,605.64x = 7,938,177,002.32
  5. Step 5: Solve for x
    x = 7,938,177,002.32/98,605.64
  6. Step 6: Final answer
    x = 80,504.29

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1.5x scale

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.