Home / 151,316.07-208,746-97,618.32

Finding the Fourth Proportional to 151,316.07, 208,746 and 97,618.32

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Solution

The fourth proportional to 151,316.07, 208,746 and 97,618.32 is: 134,668.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,316.07 : 208,746 = 97,618.32 : x
  2. Step 2: Convert to fraction form
    151,316.07/208,746 = 97,618.32/x
  3. Step 3: Cross multiply
    151,316.07x = 208,746 × 97,618.32
  4. Step 4: Simplify right side
    151,316.07x = 20,377,433,826.72
  5. Step 5: Solve for x
    x = 20,377,433,826.72/151,316.07
  6. Step 6: Final answer
    x = 134,668.01

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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.