Home / 191,184.40-286,814.88-107,064.19

Finding the Fourth Proportional to 191,184.40, 286,814.88 and 107,064.19

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Solution

The fourth proportional to 191,184.40, 286,814.88 and 107,064.19 is: 160,617.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,184.40 : 286,814.88 = 107,064.19 : x
  2. Step 2: Convert to fraction form
    191,184.40/286,814.88 = 107,064.19/x
  3. Step 3: Cross multiply
    191,184.40x = 286,814.88 × 107,064.19
  4. Step 4: Simplify right side
    191,184.40x = 30,707,602,807.15
  5. Step 5: Solve for x
    x = 30,707,602,807.15/191,184.40
  6. Step 6: Final answer
    x = 160,617.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.