Home / 89,547.42-123,574.55-49,261.23

Finding the Fourth Proportional to 89,547.42, 123,574.55 and 49,261.23

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Solution

The fourth proportional to 89,547.42, 123,574.55 and 49,261.23 is: 67,980.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,547.42 : 123,574.55 = 49,261.23 : x
  2. Step 2: Convert to fraction form
    89,547.42/123,574.55 = 49,261.23/x
  3. Step 3: Cross multiply
    89,547.42x = 123,574.55 × 49,261.23
  4. Step 4: Simplify right side
    89,547.42x = 6,087,434,452.85
  5. Step 5: Solve for x
    x = 6,087,434,452.85/89,547.42
  6. Step 6: Final answer
    x = 67,980.01

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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.