Home / 163,332.12-225,232.56-153,807.60

Finding the Fourth Proportional to 163,332.12, 225,232.56 and 153,807.60

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Solution

The fourth proportional to 163,332.12, 225,232.56 and 153,807.60 is: 212,098.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,332.12 : 225,232.56 = 153,807.60 : x
  2. Step 2: Convert to fraction form
    163,332.12/225,232.56 = 153,807.60/x
  3. Step 3: Cross multiply
    163,332.12x = 225,232.56 × 153,807.60
  4. Step 4: Simplify right side
    163,332.12x = 34,642,479,495.46
  5. Step 5: Solve for x
    x = 34,642,479,495.46/163,332.12
  6. Step 6: Final answer
    x = 212,098.39

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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.