Home / 111,133.55-153,364.50-60,146.35

Finding the Fourth Proportional to 111,133.55, 153,364.50 and 60,146.35

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Solution

The fourth proportional to 111,133.55, 153,364.50 and 60,146.35 is: 83,002.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,133.55 : 153,364.50 = 60,146.35 : x
  2. Step 2: Convert to fraction form
    111,133.55/153,364.50 = 60,146.35/x
  3. Step 3: Cross multiply
    111,133.55x = 153,364.50 × 60,146.35
  4. Step 4: Simplify right side
    111,133.55x = 9,224,314,511.16
  5. Step 5: Solve for x
    x = 9,224,314,511.16/111,133.55
  6. Step 6: Final answer
    x = 83,002.07

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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.