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Finding the Fourth Proportional to 160,783.68, 240,004.51 and 148,925.28

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Solution

The fourth proportional to 160,783.68, 240,004.51 and 148,925.28 is: 222,303.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,783.68 : 240,004.51 = 148,925.28 : x
  2. Step 2: Convert to fraction form
    160,783.68/240,004.51 = 148,925.28/x
  3. Step 3: Cross multiply
    160,783.68x = 240,004.51 × 148,925.28
  4. Step 4: Simplify right side
    160,783.68x = 35,742,738,853.01
  5. Step 5: Solve for x
    x = 35,742,738,853.01/160,783.68
  6. Step 6: Final answer
    x = 222,303.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.