Home / 147,698.10-221,547.15-88,503.30

Finding the Fourth Proportional to 147,698.10, 221,547.15 and 88,503.30

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Solution

The fourth proportional to 147,698.10, 221,547.15 and 88,503.30 is: 132,754.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,698.10 : 221,547.15 = 88,503.30 : x
  2. Step 2: Convert to fraction form
    147,698.10/221,547.15 = 88,503.30/x
  3. Step 3: Cross multiply
    147,698.10x = 221,547.15 × 88,503.30
  4. Step 4: Simplify right side
    147,698.10x = 19,607,653,880.60
  5. Step 5: Solve for x
    x = 19,607,653,880.60/147,698.10
  6. Step 6: Final answer
    x = 132,754.95

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1.5x scale

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.