Home / 314,316.13-433,765.47-171,085.45

Finding the Fourth Proportional to 314,316.13, 433,765.47 and 171,085.45

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Solution

The fourth proportional to 314,316.13, 433,765.47 and 171,085.45 is: 236,102.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,316.13 : 433,765.47 = 171,085.45 : x
  2. Step 2: Convert to fraction form
    314,316.13/433,765.47 = 171,085.45/x
  3. Step 3: Cross multiply
    314,316.13x = 433,765.47 × 171,085.45
  4. Step 4: Simplify right side
    314,316.13x = 74,210,960,629.41
  5. Step 5: Solve for x
    x = 74,210,960,629.41/314,316.13
  6. Step 6: Final answer
    x = 236,102.93

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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.