Home / 154,160.67-212,776.02-93,718.50

Finding the Fourth Proportional to 154,160.67, 212,776.02 and 93,718.50

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Solution

The fourth proportional to 154,160.67, 212,776.02 and 93,718.50 is: 129,352.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,160.67 : 212,776.02 = 93,718.50 : x
  2. Step 2: Convert to fraction form
    154,160.67/212,776.02 = 93,718.50/x
  3. Step 3: Cross multiply
    154,160.67x = 212,776.02 × 93,718.50
  4. Step 4: Simplify right side
    154,160.67x = 19,941,049,430.37
  5. Step 5: Solve for x
    x = 19,941,049,430.37/154,160.67
  6. Step 6: Final answer
    x = 129,352.38

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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.