Home / 101,001.02-151,501.53-30,880.34

Finding the Fourth Proportional to 101,001.02, 151,501.53 and 30,880.34

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Solution

The fourth proportional to 101,001.02, 151,501.53 and 30,880.34 is: 46,320.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,001.02 : 151,501.53 = 30,880.34 : x
  2. Step 2: Convert to fraction form
    101,001.02/151,501.53 = 30,880.34/x
  3. Step 3: Cross multiply
    101,001.02x = 151,501.53 × 30,880.34
  4. Step 4: Simplify right side
    101,001.02x = 4,678,417,999.41
  5. Step 5: Solve for x
    x = 4,678,417,999.41/101,001.02
  6. Step 6: Final answer
    x = 46,320.50

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Similar ratio
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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.