Home / 118,547.40-163,595.43-64,832.52

Finding the Fourth Proportional to 118,547.40, 163,595.43 and 64,832.52

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Solution

The fourth proportional to 118,547.40, 163,595.43 and 64,832.52 is: 89,468.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,547.40 : 163,595.43 = 64,832.52 : x
  2. Step 2: Convert to fraction form
    118,547.40/163,595.43 = 64,832.52/x
  3. Step 3: Cross multiply
    118,547.40x = 163,595.43 × 64,832.52
  4. Step 4: Simplify right side
    118,547.40x = 10,606,303,987.38
  5. Step 5: Solve for x
    x = 10,606,303,987.38/118,547.40
  6. Step 6: Final answer
    x = 89,468.89

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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.