Home / 170,715.47-235,574.73-99,083.93

Finding the Fourth Proportional to 170,715.47, 235,574.73 and 99,083.93

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Solution

The fourth proportional to 170,715.47, 235,574.73 and 99,083.93 is: 136,728.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,715.47 : 235,574.73 = 99,083.93 : x
  2. Step 2: Convert to fraction form
    170,715.47/235,574.73 = 99,083.93/x
  3. Step 3: Cross multiply
    170,715.47x = 235,574.73 × 99,083.93
  4. Step 4: Simplify right side
    170,715.47x = 23,341,668,879.22
  5. Step 5: Solve for x
    x = 23,341,668,879.22/170,715.47
  6. Step 6: Final answer
    x = 136,728.50

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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.