Home / 70,594.16-97,421.51-38,763.18

Finding the Fourth Proportional to 70,594.16, 97,421.51 and 38,763.18

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Solution

The fourth proportional to 70,594.16, 97,421.51 and 38,763.18 is: 53,494.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,594.16 : 97,421.51 = 38,763.18 : x
  2. Step 2: Convert to fraction form
    70,594.16/97,421.51 = 38,763.18/x
  3. Step 3: Cross multiply
    70,594.16x = 97,421.51 × 38,763.18
  4. Step 4: Simplify right side
    70,594.16x = 3,776,367,528.00
  5. Step 5: Solve for x
    x = 3,776,367,528.00/70,594.16
  6. Step 6: Final answer
    x = 53,494.05

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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.