Home / 160,533.63-221,538.04-96,859.13

Finding the Fourth Proportional to 160,533.63, 221,538.04 and 96,859.13

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Solution

The fourth proportional to 160,533.63, 221,538.04 and 96,859.13 is: 133,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,533.63 : 221,538.04 = 96,859.13 : x
  2. Step 2: Convert to fraction form
    160,533.63/221,538.04 = 96,859.13/x
  3. Step 3: Cross multiply
    160,533.63x = 221,538.04 × 96,859.13
  4. Step 4: Simplify right side
    160,533.63x = 21,457,980,466.47
  5. Step 5: Solve for x
    x = 21,457,980,466.47/160,533.63
  6. Step 6: Final answer
    x = 133,666.57

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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.