Home / 103,622.40-154,677.06-88,925.76

Finding the Fourth Proportional to 103,622.40, 154,677.06 and 88,925.76

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Solution

The fourth proportional to 103,622.40, 154,677.06 and 88,925.76 is: 132,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,622.40 : 154,677.06 = 88,925.76 : x
  2. Step 2: Convert to fraction form
    103,622.40/154,677.06 = 88,925.76/x
  3. Step 3: Cross multiply
    103,622.40x = 154,677.06 × 88,925.76
  4. Step 4: Simplify right side
    103,622.40x = 13,754,775,115.07
  5. Step 5: Solve for x
    x = 13,754,775,115.07/103,622.40
  6. Step 6: Final answer
    x = 132,739.40

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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.