Home / 117,444.51-162,045.32-67,130.91

Finding the Fourth Proportional to 117,444.51, 162,045.32 and 67,130.91

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Solution

The fourth proportional to 117,444.51, 162,045.32 and 67,130.91 is: 92,624.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,444.51 : 162,045.32 = 67,130.91 : x
  2. Step 2: Convert to fraction form
    117,444.51/162,045.32 = 67,130.91/x
  3. Step 3: Cross multiply
    117,444.51x = 162,045.32 × 67,130.91
  4. Step 4: Simplify right side
    117,444.51x = 10,878,249,457.19
  5. Step 5: Solve for x
    x = 10,878,249,457.19/117,444.51
  6. Step 6: Final answer
    x = 92,624.59

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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.