Home / 371,250.28-556,886.34-90,767.50

Finding the Fourth Proportional to 371,250.28, 556,886.34 and 90,767.50

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Solution

The fourth proportional to 371,250.28, 556,886.34 and 90,767.50 is: 136,153.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,250.28 : 556,886.34 = 90,767.50 : x
  2. Step 2: Convert to fraction form
    371,250.28/556,886.34 = 90,767.50/x
  3. Step 3: Cross multiply
    371,250.28x = 556,886.34 × 90,767.50
  4. Step 4: Simplify right side
    371,250.28x = 50,547,180,865.95
  5. Step 5: Solve for x
    x = 50,547,180,865.95/371,250.28
  6. Step 6: Final answer
    x = 136,153.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.