Home / 89,543.01-123,586.93-51,328.17

Finding the Fourth Proportional to 89,543.01, 123,586.93 and 51,328.17

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Solution

The fourth proportional to 89,543.01, 123,586.93 and 51,328.17 is: 70,842.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,543.01 : 123,586.93 = 51,328.17 : x
  2. Step 2: Convert to fraction form
    89,543.01/123,586.93 = 51,328.17/x
  3. Step 3: Cross multiply
    89,543.01x = 123,586.93 × 51,328.17
  4. Step 4: Simplify right side
    89,543.01x = 6,343,490,952.82
  5. Step 5: Solve for x
    x = 6,343,490,952.82/89,543.01
  6. Step 6: Final answer
    x = 70,842.95

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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.