Home / 154,253.45-212,885.46-93,828.26

Finding the Fourth Proportional to 154,253.45, 212,885.46 and 93,828.26

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Solution

The fourth proportional to 154,253.45, 212,885.46 and 93,828.26 is: 129,492.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,253.45 : 212,885.46 = 93,828.26 : x
  2. Step 2: Convert to fraction form
    154,253.45/212,885.46 = 93,828.26/x
  3. Step 3: Cross multiply
    154,253.45x = 212,885.46 × 93,828.26
  4. Step 4: Simplify right side
    154,253.45x = 19,974,671,226.67
  5. Step 5: Solve for x
    x = 19,974,671,226.67/154,253.45
  6. Step 6: Final answer
    x = 129,492.55

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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.