Home / 210,953.73-291,113.93-114,155.47

Finding the Fourth Proportional to 210,953.73, 291,113.93 and 114,155.47

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Solution

The fourth proportional to 210,953.73, 291,113.93 and 114,155.47 is: 157,533.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,953.73 : 291,113.93 = 114,155.47 : x
  2. Step 2: Convert to fraction form
    210,953.73/291,113.93 = 114,155.47/x
  3. Step 3: Cross multiply
    210,953.73x = 291,113.93 × 114,155.47
  4. Step 4: Simplify right side
    210,953.73x = 33,232,246,047.13
  5. Step 5: Solve for x
    x = 33,232,246,047.13/210,953.73
  6. Step 6: Final answer
    x = 157,533.34

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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.