Home / 88,303.34-121,854.90-50,065.46

Finding the Fourth Proportional to 88,303.34, 121,854.90 and 50,065.46

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Solution

The fourth proportional to 88,303.34, 121,854.90 and 50,065.46 is: 69,088.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,303.34 : 121,854.90 = 50,065.46 : x
  2. Step 2: Convert to fraction form
    88,303.34/121,854.90 = 50,065.46/x
  3. Step 3: Cross multiply
    88,303.34x = 121,854.90 × 50,065.46
  4. Step 4: Simplify right side
    88,303.34x = 6,100,721,648.08
  5. Step 5: Solve for x
    x = 6,100,721,648.08/88,303.34
  6. Step 6: Final answer
    x = 69,088.23

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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.