Home / 98,922.30-136,560.06-56,472.63

Finding the Fourth Proportional to 98,922.30, 136,560.06 and 56,472.63

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Solution

The fourth proportional to 98,922.30, 136,560.06 and 56,472.63 is: 77,959.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,922.30 : 136,560.06 = 56,472.63 : x
  2. Step 2: Convert to fraction form
    98,922.30/136,560.06 = 56,472.63/x
  3. Step 3: Cross multiply
    98,922.30x = 136,560.06 × 56,472.63
  4. Step 4: Simplify right side
    98,922.30x = 7,711,905,741.16
  5. Step 5: Solve for x
    x = 7,711,905,741.16/98,922.30
  6. Step 6: Final answer
    x = 77,959.22

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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.