Home / 178,829.04-268,263-66,496.08

Finding the Fourth Proportional to 178,829.04, 268,263 and 66,496.08

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Solution

The fourth proportional to 178,829.04, 268,263 and 66,496.08 is: 99,751.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,829.04 : 268,263 = 66,496.08 : x
  2. Step 2: Convert to fraction form
    178,829.04/268,263 = 66,496.08/x
  3. Step 3: Cross multiply
    178,829.04x = 268,263 × 66,496.08
  4. Step 4: Simplify right side
    178,829.04x = 17,838,437,909.04
  5. Step 5: Solve for x
    x = 17,838,437,909.04/178,829.04
  6. Step 6: Final answer
    x = 99,751.35

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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.