Home / 89,547.32-123,577.40-49,263.32

Finding the Fourth Proportional to 89,547.32, 123,577.40 and 49,263.32

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Solution

The fourth proportional to 89,547.32, 123,577.40 and 49,263.32 is: 67,984.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,547.32 : 123,577.40 = 49,263.32 : x
  2. Step 2: Convert to fraction form
    89,547.32/123,577.40 = 49,263.32/x
  3. Step 3: Cross multiply
    89,547.32x = 123,577.40 × 49,263.32
  4. Step 4: Simplify right side
    89,547.32x = 6,087,833,000.97
  5. Step 5: Solve for x
    x = 6,087,833,000.97/89,547.32
  6. Step 6: Final answer
    x = 67,984.54

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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.